Perhaps you should try some spelling variations:
technology valuation » technology evaluation, technology evolution, technology solution
valuation equation » evaluation evaluation, evolution equations
2 communications » 2 communication, 3 communications, 4 communications
au developpement » du developpement, de developpement, le developpement
developpement l » developpement il, developpement la, developpement de
equation take » equation taking, equations table, equation based
take pace » take place, taken place, takes place
l afrique » en afrique
pace 2 » space 2, place 2, peace 2

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

• Adding a wildcard symbol may retrieve word variants: technology valuation equation take pace 2 communications _ au developpement l afrique.*.