Perhaps you should try some spelling variations:
thang long » thanh cong
theo lieu » theo tieu, theo chieu, theo yeu
lieu tinh » trieu tinh, diep tinh, bien tinh
dung cong » dung trong
long vat » luong vat, dong vat, long van
vat dung » van dung, va dung, viet dung
cong dan » cong san, cong tan, huong dan
toan cao » toan tap
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo lieu tinh - thang long vat dung cong dan ((toan cao) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo lieu tinh - thang long vat dung cong dan ((toan cao) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: theo lieu tinh - thang long vat dung cong dan ((toan cao) or (toan ban))*.