Meaning

1. creates a subordinate clause expressing desire or wish; to, so that, for that, in order to [+past tense]
2. creates a subordinate clause in which the speaker believes the following event would be good; to, that, had better, may [+past tense]
3. creates a subordinate clause expressing aim or purpose, one's goal; to, so that, for that, in order to [+infinitive]
4. creates a subordinate clause expressing expressing means by which something is achieved; to, so that, for that, in order to [+past tense] or [+infinitive]
5. creates a subordinate clause in which one states the possibility of something depends on something else; to, so that, for that, in order to [+infinitive]
6. creates a subordinate clause expressing the speaker's position on the truthfulness of a given situation [+past tense] [+past tense], [+present tense] or [+infinitive]
7. (colloquial) creates a subordinate clause emphasizing that the speaker thinks the contents of their statement are apt [+past tense], [+present tense] or [+infinitive]
8. creates a subordinate clause expressing doubt; that, if [+past tense]
9. creates a subordinate clause expressing the speakers doubt with relation to the goodness of a given event; roughly, to think that [+past tense] or [+infinitive]
10. (colloquial) creates a subordinate clause that expresses a lack of results; for the sake of [+infinitive]
11. creates a subordinate clause in which the speaker thinks something else should be reality rather than what truly is; so that, may; if only [+past tense]
12. introduces a subordinate clause relating a following event with a previous one that is not caused by the first event; just to, only to [+infinitive]
13. (colloquial) introduces a second action co-occurring with another; to [+past tense]
14. (colloquial) creates a subordinate clause expressing consequences; or else [+past tense]