bear on vs focus on

bear on and focus on both are verbs.

Word	Noun	Adjective	Verb	Adverb
bear on	No	No	Yes	No
focus on	No	No	Yes	No

As verbs, focus on is a hyponym of bear on; that is, focus on is a word with a more specific, narrower meaning than bear on:

bear on (verb)	focus on (verb)
have an effect upon	center upon
press, drive, or impel (someone) to action or completion of an action
be relevant to
keep or maintain in unaltered condition; cause to remain or last