Perhaps you should try some spelling variations:
transform haar » transform pairs, transform your, transform our
mais transfer » mass transfer, gas transfer, mit transfer
co leaders » how leaders, top leaders, two leaders
areas co » areas coal, areas act, areas can
guide de » guide _, guide a, guide 1
de mais » des mais, die mais, de maio

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (( areas co leaders transform haar a ) OR ( guide de mais transfer _ do ))~.
• Adding a wildcard symbol may retrieve word variants: (( areas co leaders transform haar a ) or ( guide de mais transfer _ do ))*.