Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, hieu manh
chieu tinh » trieu tinh, lieu tinh, chau tinh
thong cong » trong cong, tong cong, thong thong
trung ha » trung hoc, trung tam, trung cap
cong tan » cong tac, cong san, cong thanh
tran tap » toan tap, tran tan, tran tuan
tung va » trung va, tuong va, dung va

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chieu xanh) or (chieu tinh)) - thanh ((tung va) or (trung ha)) thong cong tan tran tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (chieu tinh)) - thanh ((tung va) OR (trung ha)) thong cong tan tran tap.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (chieu tinh)) - thanh ((tung va) or (trung ha)) thong cong tan tran tap*.