Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
toc sach » hoc sach, doc sach, thuoc sach
chat xuc » chat huu, cam xuc, chao xu
van hanh » ban hanh, van anh, van ban
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
nang xa » nang x, lang xa, nang ma
va chat » van chat, va phat, cao chat
hoi cua » hoi chuc
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: toc sach ty nang xa hoi. lieu va chat xuc ((van hanh) or (van thanh)) hoi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc sach ty nang xa hoi. lieu va chat xuc ((van hanh) OR (van thanh)) hoi cua te.
• Adding a wildcard symbol may retrieve word variants: toc sach ty nang xa hoi. lieu va chat xuc ((van hanh) or (van thanh)) hoi cua te*.