Perhaps you should try some spelling variations:
qua cham » qua hai, qua cac, va cham
dong cua » dung cua, cong cua, huong cua
te sach » toc sach
sach ty » sach y, sach tu, sach thu
nang xa » nang x, nang ma, mang xa
lang xa » lang ha, dang xay, lang van
va hanh » van hanh, va thanh, va danh
doi cua » dai cua, hoi cua
soc va » hoc va, loc va, doc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ty ((nang xa) or (lang xa)) hoi. hieu qua cham soc va hanh ((doi cua) or (dong cua)) te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty ((nang xa) OR (lang xa)) hoi. hieu qua cham soc va hanh ((doi cua) OR (dong cua)) te.
• Adding a wildcard symbol may retrieve word variants: te sach ty ((nang xa) or (lang xa)) hoi. hieu qua cham soc va hanh ((doi cua) or (dong cua)) te*.