Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
va triet » va thiet, va trien, ve triet
thanh vi » hanh vi, thanh va, thanh ve
hieu van » hieu va, thien van, lieu va
xuc van » duc van, luc van, vuc van
van cam » van nam, van lam, van cau
tu sach » thu sach, su sach, te sach
ly nang » ky nang, ly hang, ly vang
ty nang » ky nang, ty hang, ty nong
mai hoi » mai khoi, dai hoi, lai hoi
vi va » vi van, vai va, vu va

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 ((((ty nang) OR (ly nang))) or (ty xang)) mai hoi. hieu van cam xuc van thanh vi va triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ((((ty nang) OR (ly nang))) OR (ty xang)) mai hoi. hieu van cam xuc van thanh vi va triet*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ((((ty nang) OR (ly nang))) or (ty xang)) mai hoi. hieu van cam xuc van thanh vi va triet*".