Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chieu tang » chieu sang, nhieu tang, chien thang
hanh tang » hanh trang, anh tang, hanh mang
cua nhung » va nhung
ho chieu » theo chieu, hoc thieu, doi chieu
tang cua » mang cua, hang cua, tang luan
cong tac » cong ty
than tap » toan tap, han tap, than cap
phan tap » phan lap, han tap, pha tap

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 tang - hanh tang cua nhung cong tac ((than tap) or (phan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu tang - hanh tang cua nhung cong tac ((than tap) OR (phan tap)).
• Adding a wildcard symbol may retrieve word variants: ho chieu tang - hanh tang cua nhung cong tac ((than tap) or (phan tap))*.