Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, hieu manh
chieu tinh » trieu tinh, lieu tinh, chau tinh
nhung cong » dung cong, thong cong, hang cong
trinh han » trinh quan
cua nhung » va nhung
cong tac » cong ty
toan tai » toan tap, doanh tai, toan cao
toan ban » van ban
han cua » hang cua, nhan cua, than cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chieu xanh) or (chieu tinh)) - trinh han cua nhung cong tac ((toan tai) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu xanh) OR (chieu tinh)) - trinh han cua nhung cong tac ((toan tai) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: theo ((chieu xanh) or (chieu tinh)) - trinh han cua nhung cong tac ((toan tai) or (toan ban))*.