Perhaps you should try some spelling variations:
thieu nang » thien nang, thieu khang, thieu quang
van hoanh » van hanh, van doanh, van hoan
cua triet » cua viet, su triet, va triet
ban hanh » ban hang
tu sach » thu sach, su sach, te sach
nang xa » nang x, lang xa, nang ma
hoa xuc » hoa xua, hoa xu, hoa duoc
hai cua » thai cua, dai cua, hoi cua
va hoa » van hoa, va hoc, ma hoa

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach thieu nang xa hoi. lieu va hoa xuc ((ban hanh) or (van hoanh)) hai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach thieu nang xa hoi. lieu va hoa xuc ((ban hanh) OR (van hoanh)) hai cua triet.
• Adding a wildcard symbol may retrieve word variants: tu sach thieu nang xa hoi. lieu va hoa xuc ((ban hanh) or (van hoanh)) hai cua triet*.