Perhaps you should try some spelling variations:
technology transfers » technology transfer
communications dans » communication dans, communications ana, communications can
4.2 communications » 4.2 communication, 3.2 communication, 6.2 communication
deux developpement » deux developpements, de developpement, du developpement
developpement en » developpement et, developpement des, developpement de
transfers dau » transfers ai, transfers today, transfers have
targets file » target file, targets fig, targets rule
dau targets » drug targets, a targets, rate targets
dans deux » dans des, des deux
file 4.2 » file 4.4, file 42, files 4.3

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

• Adding a wildcard symbol may retrieve word variants: technology transfers dau targets file 4.2 communications dans deux developpement en afrique.*.