1. to be due to, to be caused by
2. to depend on, to turn on
3. to be based on, to come from
4. to be based at (a location, an organization), to be headquartered at
1. at (place, time), in, on, during
2. to (direction, state), toward, into
3. for (purpose)
4. because of (reason), for, with
5. by, from
6. as (i.e. in the role of)
7. per, in, for, a (e.g. "once a month")
8. and, in addition to
9. if, although