1. Into indicates entrance.    

Pattern 1: verb + into + noun
We went into his office.
I drive into the city every day.             

Typical verbs before into:
blow, break, come, drive, fall, fly, gaze, get, go, look, move, walk, run, sail, stare, stomp, storm   

Pattern 2: verb + noun + into + noun
She poured the juice into the glass.

Verbs often used with this pattern:
blow, cram, drive, get, move, place, pour, put, set, throw                   

2. Into can indicate forced contact.                    

Pattern: verb + into + noun
That car crashed into a tree.                

Verbs often used before into:
crash, push, pull, run, smash, tear                  

Expression:
to run something into the ground—to talk about something too much
We are sick of hearing about his job; he really runs it into the ground.           

3. Into can indicate division.                

Pattern 1: number + into + number = number
Three into twelve equals four.                                      

Pattern 2: verb + noun + into + (number) + noun
She cut the pie into eight wedges.
The vase broke into a million pieces.                                      

Typical verbs before into:
arrange, break, cut, divide, separate               

Typical nouns after into:
bits, parts, pieces, slices, wedges       

 4. Into can indicate a change in condition or form. 

Pattern 1: go/get + into + ø noun
They went into debt after the accident.
He always gets into trouble at school.             

Nouns often used after go into:
action, bankruptcy, debt                     

Nouns used after get into:
danger, condition, shape, trouble        

Pattern 2: go/get + into + noun
He went into a rage.
They got into an argument.           

Typical nouns after go into:
expression, fit, hysterics, rage, tantrum          

Typical nouns after get into:
argument, mood                                  

Expressions:
to turn into—to change into a different form
The water turned into ice.
The stranger turned into a friend.
to turn something into—to change the form of something else
The witch turned the prince into a frog.
to burst into flames—to suddenly be on fire
The trash pile burst into flames.                                                         

5. Into can indicate interest or occupation.                    

Pattern: be/go + into + noun
Her husband is really into football.
All of her daughters went into law.                  

6. Phrasal verbs                  

break into (nonseparable)—begin an activity
She was so excited that she broke into a song.           

check into (nonseparable)—get information
After she called the police, they went to check into the situation.                    

look into (nonseparable)—get information
The lawyer promised to look into our case.                 

run into (nonseparable)—to see an acquaintance by chance
We ran into each other at the mall yesterday.                                      

talk into (separable)—to convince someone to do something
She didn't want to come with us, but I talked her into it.

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