Perhaps you should try some spelling variations:
cities transformed » crisis transformed, activists transformed
transformed a » transformed _, transformed 1, transformer 1
transport a » transport _, transport data
2 cities » 3 cities
guide a » guide _
aguas 2 » agua 2, aguas de, aguas do
a macao » a macro, _ macao
a bus » a bush, a busy, _ bus
a cao » a car, a cat, a ceo

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (( guide a bus transport a cao ) OR ( aguas 2 cities transformed a macao ))~.
• Adding a wildcard symbol may retrieve word variants: (( guide a bus transport a cao ) or ( aguas 2 cities transformed a macao ))*.