Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
doi chieu » doc hieu, doi chi, ho chieu
khien qua » thien quan, hieu qua, khien tu
dung cong » dung trong
khang cu » khung cua, thang cua, chung cu
thai cua » than cua, tai cuc, tri cua
cong tac » cong ty
tac than » tac thanh, tam than, tac nhan
than cao » toan cao, thai cao, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu xanh - hanh ((khang cu) or (((khien qua) or (thai cua)))) dung cong tac than cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - hanh ((khang cu) OR (((khien qua) OR (thai cua)))) dung cong tac than cao.
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - hanh ((khang cu) or (((khien qua) or (thai cua)))) dung cong tac than cao*.