Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
lang duong » lang dong, lang muong, lang tuong
duong manh » duong van
truong va » truong dai, truong cao, truong dao
manh toan » thanh toan, anh tuan, tinh toan
ho chieu » theo chieu, hoc thieu, doi chieu
trung va » trang va, trung ha, trung tam
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 sang - thanh ((trung va) or (truong va)) lang duong manh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - thanh ((trung va) OR (truong va)) lang duong manh toan cao.
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - thanh ((trung va) or (truong va)) lang duong manh toan cao*.