How do you find examples in linguistics of verb phrases?

If you look in a grammar book you will find examples of verb phrases.

There are basically four combinations of auxiliary verbs and other verbs:

modal pattern -- modal + verb -- will/may/could open.

perfect pattern -- have + past participle -- has /have/had opened.

continuous pattern -- be + present participle -- is/are/was/were opening.

passive pattern -- be + past participle -- is/are/was/were opened.