Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
thu sach » tu sach, thuoc sach, thu hoach
le triet » ve triet, le tien, le viet
nang xa » nang x, lang xa, mang xa
hieu ve » hieu va, hieu van
va hanh » van hanh, va thanh, va danh
hanh va » hang va, hanh vi
nang ma » tang ma, sang ma, nang cao
ve cam » ve cham, ve cac, va cam
xuc va » duc va, tuc va, luc va
va le » va de, vu le

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((thu sach) OR (thuat sach)) ty ((nang xa) OR (nang ma)) hoi. hieu ve cam xuc va hanh va le triet~.
• Adding a wildcard symbol may retrieve word variants: ((thu sach) or (thuat sach)) ty ((nang xa) or (nang ma)) hoi. hieu ve cam xuc va hanh va le triet*.