Perhaps you should try some spelling variations:
cham truc » cau truc, nham thuc, pham thuc
ban thanh » ban hanh, ban hang
may nang » ky nang, cam nang, cao nang
may nong » may cong, mo nong, tay nung
qua cham » qua hai, qua cac, va cham
truc ban » thuc ban, truc dan, truc van
thanh vi » hanh vi, thanh va, thanh ve
vu sach » vu bach, su sach, vu khach
vi hoa » voi hoa, vi hoc, va hoa

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: vu sach ((may nang) OR (may nong)) xa hoi. hieu qua cham truc ban thanh vi hoa viet~.
• Adding a wildcard symbol may retrieve word variants: vu sach ((may nang) or (may nong)) xa hoi. hieu qua cham truc ban thanh vi hoa viet*.