Perhaps you should try some spelling variations:
communication based » communication united, communication brazil, communication barriers
pt communication » put communication, et communication, post communication
development pt » development path, development plan, development plans
politics pt » politics _, politics a, politics 2
reaction a » reaction _, reaction 9, reaction i
reaction 1 » reactions 1, reaction _, reaction 9
based a » based ai, based ad, based na
pt amp » et amp, gt amp, lt amp

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "technology _ ((reaction a) OR (reaction 1)) politics pt communication based a development pt amp.~".
• Adding a wildcard symbol may retrieve word variants: technology _ ((reaction a) OR (reaction 1)) politics pt communication based a development pt amp.*.