Perhaps you should try some spelling variations:
ban thanh » ban hanh
khoa hoi » khoan hoi, khoa hoc, khoa doi
ban hang » ngan hang
bach ky » bac ky
hieu ve » hieu va, hieu van
cam cuc » cam xuc, cham cuu, pham cuc
ha hoi » hoa hoi, ha noi, xa hoi
ve cam » ve cham, ve cac, va cam
do cua » doi cua, co cua, de cua
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu bach ky nang ((ha hoi) or (khoa hoi)). hieu ve cam cuc ((ban thanh) or (ban hang)) do cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu bach ky nang ((ha hoi) OR (khoa hoi)). hieu ve cam cuc ((ban thanh) OR (ban hang)) do cua te.
• Adding a wildcard symbol may retrieve word variants: vu bach ky nang ((ha hoi) or (khoa hoi)). hieu ve cam cuc ((ban thanh) or (ban hang)) do cua te*.