Perhaps you should try some spelling variations:
thanh trung » thanh tung
thieu manh » tien manh, trieu minh, chieu xanh
nhung cong » dung cong, thong cong, hang cong
hieu manh » chieu xanh, hieu nganh, dieu hanh
thoai cac » tai cac, thong cac, tho cac
trung va » truong va, trang va, trung ha
cong tan » cong tac, cong san, cong thanh
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thieu manh) or (hieu manh)) - thanh trung va nhung cong tan ((thoai cac) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu manh) OR (hieu manh)) - thanh trung va nhung cong tan ((thoai cac) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu manh) or (hieu manh)) - thanh trung va nhung cong tan ((thoai cac) or (toan tap))*.