Perhaps you should try some spelling variations:
thanh tung » thanh cong
thuong dan » thuong han, thuong dam, thuong lan
theo hieu » theo chieu, theo tieu, thien hieu
hieu lang » chieu sang, hieu quang, nhieu tang
tung cao » nung cao, truong cao, trung cap
cao hang » cao dang, cao tang, cao bang
than cau » toan cau, phan cau, 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 hieu lang - thanh tung cao hang ((thuong dan) or (huong dan)) than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo hieu lang - thanh tung cao hang ((thuong dan) OR (huong dan)) than cau.
• Adding a wildcard symbol may retrieve word variants: theo hieu lang - thanh tung cao hang ((thuong dan) or (huong dan)) than cau*.