Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
chieu sach » chinh sach, chiet tach, chieu sang
trinh chat » tinh chat, trinh luat, trinh phan
nhung cong » dung cong, thong cong, hang cong
trinh han » trinh quan
cong nam » dong nam, uong nam, thong nam
nam toan » nam tan, tam toan, nam thanh
toan cao » toan ban, toan 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 tinh) or (chieu sach)) - hanh ((trinh chat) or (trinh han)) nhung cong nam toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu tinh) OR (chieu sach)) - hanh ((trinh chat) OR (trinh han)) nhung cong nam toan cao.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu tinh) or (chieu sach)) - hanh ((trinh chat) or (trinh han)) nhung cong nam toan cao*.