Perhaps you should try some spelling variations:
thanh tung » thanh cong
thong cong » trong cong, tong cong, thong thong
mot chieu » doi chieu, ho chieu
hoc thieu » toc thieu, hoc hien
cua thong » cua thuong, cua khong, cua tong
cong dan » cong san, cong tan, huong dan
dan phan » doan phan, dan chan, van phan
phan dau » phan tu, hang dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((mot chieu) or (hoc thieu)) xanh - ((thanh trung) or (thanh tung)) cua thong cong dan phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((mot chieu) OR (hoc thieu)) xanh - ((thanh trung) OR (thanh tung)) cua thong cong dan phan dau.
• Adding a wildcard symbol may retrieve word variants: ((mot chieu) or (hoc thieu)) xanh - ((thanh trung) or (thanh tung)) cua thong cong dan phan dau*.