Perhaps you should try some spelling variations:
tu cach » tu cac
hanh di » hanh vi, hanh de, hang di
hieu va » lieu va, hieu qua
lang xa » lang ha, dang xay, lang van
ky lang » ky nang, ky dang, ky tang
te sach » toc sach
cua tre » cua te, cuu tre, cua triet
xuc va » duc va, luc va, xac va
tuc va » thuc va, truc va, tuc xa
di cua » dai cua, doi cua, de cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu cach) or (te sach)) ky lang xa hoi. hieu va cac ((xuc va) or (tuc va)) hanh di cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu cach) OR (te sach)) ky lang xa hoi. hieu va cac ((xuc va) OR (tuc va)) hanh di cua tre.
• Adding a wildcard symbol may retrieve word variants: ((tu cach) or (te sach)) ky lang xa hoi. hieu va cac ((xuc va) or (tuc va)) hanh di cua tre*.