Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
tung pham » hung pham, nhung pham, trung phan
dang cong » dung cong
thanh lap » thanh san, phan lap, thanh hai
ho chieu » theo chieu, hoc thieu, doi chieu
dung cam » dung lam, dung cac, dung nam
cong ban » cong bang, cong san, cong tan
hanh cap » hanh cac, hanh cat, hanh cad

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 sang - thanh ((tung pham) or (dung cam)) dang cong ban ((thanh lap) or (hanh cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - thanh ((tung pham) OR (dung cam)) dang cong ban ((thanh lap) OR (hanh cap)).
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - thanh ((tung pham) or (dung cam)) dang cong ban ((thanh lap) or (hanh cap))*.