Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
doi chieu » doc hieu, doi chi, ho chieu
trinh vat » trinh van, trinh luat, sinh vat
tong cong » trong cong, cong cong, dung cong
nhan cach » phan cac
tranh va » tranh van, trang va, thanh va
trinh va » trinh van, trinh ve, trinh vi
cong tac » cong ty
tac nhan » tao nhan, cac nhan, dac nhan

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 sang - canh ((tranh va) or (((trinh va) or (trinh vat)))) tong cong tac nhan cach~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sang - canh ((tranh va) OR (((trinh va) OR (trinh vat)))) tong cong tac nhan cach.
• Adding a wildcard symbol may retrieve word variants: doi chieu sang - canh ((tranh va) or (((trinh va) or (trinh vat)))) tong cong tac nhan cach*.