Perhaps you should try some spelling variations:
trong thanh » truong thanh, trung thanh, rong thanh
chieu sang » chieu sach, chieu xanh, nhieu tang
thanh tung » thanh cong
thanh toan » thanh hoa, thanh san, tinh toan
hieu lang » hieu quang, nhieu tang, hieu van
toan cau » toan cao, toan ban, toan tap
tung su » dung su, rung su, tang su

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) OR (hieu lang)) - thanh tung su dung trong thanh toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu sang) OR (hieu lang)) - thanh tung su dung trong thanh toan cau".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sang) OR (hieu lang)) - thanh tung su dung trong thanh toan cau*.