Perhaps you should try some spelling variations:
nhung cong » dung cong, hang cong, nhung don
thong cong » trong cong, tong cong, thong thong
hieu cac » hieu luc, hieu va, hieu van
cong cam » cong cau, cong cac, cong nam
van tuan » van quan, van ban, anh tuan
tuan cap » than cap, thuan cam, toan cao
hieu ca » hieu cua, hieu va, hieu xa

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((hieu ca) or (hieu cac)) - thanh cong cam ((nhung cong) or (thong cong)) van tuan cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hieu ca) OR (hieu cac)) - thanh cong cam ((nhung cong) OR (thong cong)) van tuan cap.
• Adding a wildcard symbol may retrieve word variants: hoc ((hieu ca) or (hieu cac)) - thanh cong cam ((nhung cong) or (thong cong)) van tuan cap*.