Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
truong va » truong dai, truong cao, truong dao
dung cong » dung trong
cong manh » cong danh, duong manh, cong thanh
manh toan » thanh toan, anh tuan, tinh toan
ho chieu » theo chieu, hoc thieu, doi chieu
trung ha » trung hoc, trung tam, trung cap
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 xanh - manh ((trung ha) or (truong va)) dung cong manh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - manh ((trung ha) OR (truong va)) dung cong manh toan cao*.