Perhaps you should try some spelling variations:
chat triet » chet triet, phat trien, chat thien
ban thanh » ban hanh, ban hang
hieu van » hieu va, thien van, lieu va
nam thuc » nam thuoc, am thuc, nam thu
va thanh » gia thanh, va tinh, le thanh
te sach » toc sach
sach ly » sach y, sach lo, sach ty
ly nang » ky nang, ly hang, ly vang
nang xa » nang x, lang xa, nang ma

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ly nang xa hoi. hieu van nam thuc ((va thanh) OR (ban thanh)) cao chat triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ly nang xa hoi. hieu van nam thuc ((va thanh) OR (ban thanh)) cao chat triet".
• Adding a wildcard symbol may retrieve word variants: te sach ly nang xa hoi. hieu van nam thuc ((va thanh) OR (ban thanh)) cao chat triet*.