Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
cham xuc » cam xuc, cham soc, pham duc
chat xuc » chat huu, cam xuc, chao xu
ban hanh » ban hang
su sach » so sach, vu sach
ty hang » ly hang, ty xang, thi hang
hang ca » hang va, nang cao, hang tai
vai cua » dai cua, hai cua, lai cua
sach ty » sach y, sach tu, sach thu
ca hoi » cau hoi, cua hoi, xa hoi
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach ty hang ca hoi. hieu qua ((cham xuc) or (chat xuc)) ((ban hanh) or (van thanh)) vai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ty hang ca hoi. hieu qua ((cham xuc) OR (chat xuc)) ((ban hanh) OR (van thanh)) vai cua te.
• Adding a wildcard symbol may retrieve word variants: su sach ty hang ca hoi. hieu qua ((cham xuc) or (chat xuc)) ((ban hanh) or (van thanh)) vai cua te*.