Perhaps you should try some spelling variations:
truong thanh » truong trung, truong thpt, truong chung
chieu sang » chieu sach, chieu xanh, hieu lang
trung cua » truong cua, trung tuan, dung cua
trung cap » truong cao, trung tam
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
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 cua) or (trung cap))) or (truong thanh)) dung cong tac toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - thanh ((((trung cua) OR (trung cap))) OR (truong thanh)) dung cong tac toan cao.
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - thanh ((((trung cua) or (trung cap))) or (truong thanh)) dung cong tac toan cao*.