work
(verb)
work + in + a city or area
I work in Bali.
work + in + a place
I work in a restaurant.
work + in + an industry
I work in advertising.
work + at + a particular company or organization
I work at Spotify.
work + as + a profession
I work as a teacher.
work + for + a person
I work for my father.
work + for + a company or organization
I work for an oil company.