Perhaps you should try some spelling variations:
hanh trung » thanh trung, hanh trang, manh trung
chieu sang » chieu sach, chieu xanh, hieu lang
nhung cong » dung cong, thong cong, hang cong
dang thanh » dong thanh, dang hanh, hoang thanh
trung dai » truong dai, truong dao, trung tam
thanh cao » thanh ca, thanh cac, thanh thao
chu sang » chu bang, thu sang, chuc nang

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chu sang) or (chieu sang)) - hanh trung dai ((nhung cong) or (trong cong)) dang thanh cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chu sang) OR (chieu sang)) - hanh trung dai ((nhung cong) OR (trong cong)) dang thanh cao.
• Adding a wildcard symbol may retrieve word variants: theo ((chu sang) or (chieu sang)) - hanh trung dai ((nhung cong) or (trong cong)) dang thanh cao*.