Perhaps you should try some spelling variations:
truong thanh » truong trung, truong thpt, truong chung
chieu sang » chieu sach, chieu xanh, hieu lang
trung tuan » trung thanh, trung tam
doi chieu » doc hieu, doi chi, ho chieu
tran tuan » tran xuan, tran quang, tran thanh
dung tung » dung trung, dung ung, dung dung
tung manh » hung manh, duong manh, luong manh
manh toan » thanh toan, anh tuan, tinh toan
toan cau » 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: doi chieu sang - thanh ((((trung tuan) OR (truong thanh))) or (tran tuan)) dung tung manh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sang - thanh ((((trung tuan) OR (truong thanh))) OR (tran tuan)) dung tung manh toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu sang - thanh ((((trung tuan) OR (truong thanh))) or (tran tuan)) dung tung manh toan cau".
• Adding a wildcard symbol may retrieve word variants: doi chieu sang - thanh ((((trung tuan) OR (truong thanh))) or (tran tuan)) dung tung manh toan cau*.