Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
hoc thieu » toc thieu, hoc hien
doi chieu » doc hieu, doi chi, ho chieu
tac thanh » bac thanh, cac thanh, tcc thanh
thanh hai » thanh phan, thanh hoa, thanh san
trung va » truong va, trang va, trung tam
trung ha » trung hoc, trung tam, trung cap
cong tac » cong ty

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) or (doi chieu)) xanh - hanh ((trung va) or (trung ha)) thong cong tac thanh hai~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (doi chieu)) xanh - hanh ((trung va) OR (trung ha)) thong cong tac thanh hai.
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (doi chieu)) xanh - hanh ((trung va) or (trung ha)) thong cong tac thanh hai*.