Perhaps you should try some spelling variations:
sach thu » sach thue, sach thieu, sach tham
van quan » van ban
vu sach » vu bach, su sach, vu khach
va hanh » van hanh, va thanh, va danh
cac xuc » cam xuc, cac nuoc, chat xuc
qua cac » cua cac
xang xa » lang xa, mang xa, ang xa
vi cua » vai cua, di cua
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: vu sach thu ((xang xa) or (mang may)) hoi. hieu qua cac xuc ((va hanh) or (van quan)) vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach thu ((xang xa) OR (mang may)) hoi. hieu qua cac xuc ((va hanh) OR (van quan)) vi cua te.
• Adding a wildcard symbol may retrieve word variants: vu sach thu ((xang xa) or (mang may)) hoi. hieu qua cac xuc ((va hanh) or (van quan)) vi cua te*.