Perhaps you should try some spelling variations:
de communication » mobile communication, online communication
inflation trace » inflation rate, inflation terence, inflation rates
developpement l » developpement il, developpement la, developpement de
trace space » place space, space space, trans space
l afrique » en afrique
space de » espace de, space die, space dead
1 lex » 1 les, 1 le, 1 lee
1 ex » 1 sex, 11 ex, 14 ex

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 _ inflation trace space de communication ((1 lex) OR (1 ex)) developpement l afrique.~".
• Adding a wildcard symbol may retrieve word variants: technology _ inflation trace space de communication ((1 lex) OR (1 ex)) developpement l afrique.*.