Perhaps you should try some spelling variations:
doanh thu » doanh tai
doc sach » hoc sach, nuoc sach, dac sac
toc sach » hoc sach, thuoc sach, nuoc sach
cham tuc » nham thuc, pham thuc, tham thuc
va doanh » van doanh, vay doanh, va danh
nang xa » nang x, lang xa, nang ma
va cham » va chat, va tham
thu cua » thuc cua, hu cua, tu cua
thi va » thi van, thi ha, phi va
tuc va » thuc va, truc va, tuc xa
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: ((doc sach) or (toc sach)) ky nang xa hoi. thi va cham tuc va doanh thu cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc sach) OR (toc sach)) ky nang xa hoi. thi va cham tuc va doanh thu cua te.
• Adding a wildcard symbol may retrieve word variants: ((doc sach) or (toc sach)) ky nang xa hoi. thi va cham tuc va doanh thu cua te*.