Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
thanh dung » thanh duong, thanh tung, thanh hung
dung cong » dung trong
ban thanh » ban hanh, ban hang
ho chieu » theo chieu, hoc thieu, doi chieu
dung vat » dung va, dong vat, dung dat
vat dung » van dung, va dung, viet dung
dan than » dan chan, ban than, van than

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 tinh - thanh dung vat dung cong ((((dan than) or (ban thanh))) or (van ban)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu tinh - thanh dung vat dung cong ((((dan than) OR (ban thanh))) OR (van ban)) cao.
• Adding a wildcard symbol may retrieve word variants: ho chieu tinh - thanh dung vat dung cong ((((dan than) or (ban thanh))) or (van ban)) cao*.