Perhaps you should try some spelling variations:
tdinh trung » trinh trung, tinh trung, trinh truong
chieu sach » chinh sach, chiet tach, chieu sang
dinh trung » sinh trung, dinh trong, kinh trung
hang cong » dang cong, hang nong, bang cong
ho chieu » theo chieu, hoc thieu, doi chieu
cong san » cong tac
san than » sang than, san thanh, ban than
than cap » khan cap, thanh lap, thanh cac
va hang » van hang, va nang, va lang

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 sach - ((dinh trung) or (tdinh trung)) va hang cong san than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - ((dinh trung) OR (tdinh trung)) va hang cong san than cap*.