Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
su triet » su viet, su tien, ve triet
ban hanh » ban hang
cham xuc » cam xuc, chat xuc, cham soc
hieu vu » hieu va, hieu ve, hieu su
vu cham » va cham, vu kham, tu cham
sang ma » tang ma, nang ma, sang tao
tu sach » thu sach, su sach, te sach
ma hoi » mai hoi, xa hoi, ma hoa
sach v » sach va, sach y, sach 2
v sang » va sang, ve sang, _ sang
ki su » ky su

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 v sang ma hoi. hieu vu cham xuc ((((van minh) or (van thanh))) or (ban hanh)) ki su triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach v sang ma hoi. hieu vu cham xuc ((((van minh) OR (van thanh))) OR (ban hanh)) ki su triet.
• Adding a wildcard symbol may retrieve word variants: tu sach v sang ma hoi. hieu vu cham xuc ((((van minh) or (van thanh))) or (ban hanh)) ki su triet*.