Perhaps you should try some spelling variations:
thanh tung » thanh cong
khong cang » hong bang, khong dung, thong cung
thong cong » trong cong, tong cong, thong thong
theo chau » theo chu, theo chieu, theo phap
chau tinh » cuu tinh, ha tinh, cua tinh
tung toan » dung toan, truong toan, quang toan
van than » van thanh, van thang, van tuan
than cao » toan cao, thai cao, than cap

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: theo chau tinh - thanh tung toan ((khong cang) OR (thong cong)) van than cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chau tinh - thanh tung toan ((khong cang) OR (thong cong)) van than cao".
• Adding a wildcard symbol may retrieve word variants: theo chau tinh - thanh tung toan ((khong cang) OR (thong cong)) van than cao*.