Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
scale development » estate development, trade development, sme development
based regulation » based education, based simulation, based evaluation
de communication » mobile communication, online communication
development from » development forum, development fund
regulation test » regulation digest, regulation notes, regulation tasks
cost scale » cost share, cost scanner, modest scale
test time » best time, next time, past time
from dar » from day, from dr, from data
time de » time die, estime de, time done

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

• Adding a wildcard symbol may retrieve word variants: technology based regulation test time de communication cost scale development from dar.*.