Perhaps you should try some spelling variations:
communications across » communication across, communications cross, communication cross
radio communications » radio communication, data communications
information band » information bank, information based, information banks
developing karst » developing east, developing forest, developing heart
technologies de » technologies _, technologies 4, technologies 2
de information » die information, de informacion, e information
karst areas » karstic areas, forest areas, thrust areas
aid radio » a radio, im radio, und radio
band aid » brand aid, bank aid, based aid

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

• Adding a wildcard symbol may retrieve word variants: technologies de information band aid radio communications across _ developing karst areas.*.