Perhaps you should try some spelling variations:
tu sach » thu sach, su sach, te sach
nang xa » nang ma, mang xa, ang xa
lang xa » lang ha, dang xay, lang van
hieu va » lieu va, hieu qua
va hanh » van hanh, va thanh, va danh
hanh va » hang va, hanh vi
va cam » va cham, va cac, va cao
xuc va » duc va, tuc va, luc va
va cua » va chua, via cua, ca 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: tu sach y ((((nang xa) or (lang xa))) or (nang x)) hoi. hieu va cam xuc va hanh va cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach y ((((nang xa) OR (lang xa))) OR (nang x)) hoi. hieu va cam xuc va hanh va cua te.
• Adding a wildcard symbol may retrieve word variants: tu sach y ((((nang xa) or (lang xa))) or (nang x)) hoi. hieu va cam xuc va hanh va cua te*.