advert vs bear on

advert is a noun but bear on is not a noun.

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

advert (noun)	bear on (noun)
a public promotion of some product or service

advert (verb)	bear on (verb)
make a more or less disguised reference to	have an effect upon
make reference to	press, drive, or impel (someone) to action or completion of an action
give heed (to)	be relevant to
	keep or maintain in unaltered condition; cause to remain or last