Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
cang thang » cong thanh, dang thanh
hang cong » dang cong, hang nong, thanh cong
bang cong » dang cong, bang song, dung cong
vang phan » van phan, nang phan, quang phan
ho chieu » theo chieu, hoc thieu, doi chieu
cong tan » cong tac, cong san, cong thanh
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: ho chieu tinh - ((cang thang) or (cong tan)) va ((hang cong) or (bang cong)) vang phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu tinh - ((cang thang) OR (cong tan)) va ((hang cong) OR (bang cong)) vang phan dau.
• Adding a wildcard symbol may retrieve word variants: ho chieu tinh - ((cang thang) or (cong tan)) va ((hang cong) or (bang cong)) vang phan dau*.