Perhaps you should try some spelling variations:
tan thanh » tran thanh, tang thanh, toan thanh
van chat » cao chat
thanh vi » hanh vi, thanh va, thanh ve
tu sach » thu sach, su sach, te sach
y nang » ky nang, ly nang, v nang
vi cua » vai cua, di cua
cua tu » cua tuc, cua su, cua cu
x hoi » xa hoi, o hoi, x ho

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 y nang x hoi. hieu ((van chat) or (va phat)) duc tan thanh vi cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach y nang x hoi. hieu ((van chat) OR (va phat)) duc tan thanh vi cua tu.
• Adding a wildcard symbol may retrieve word variants: tu sach y nang x hoi. hieu ((van chat) or (va phat)) duc tan thanh vi cua tu*.