Perhaps you should try some spelling variations:
thien van » thi van
chat xuc » chat huu, cam xuc, chao xu
tai cuu » tai cuc, tai buu, tai cua
xa dung » xay dung, xa dong, va dung
hieu va » lieu va, hieu qua
su sach » so sach, vu sach
ty hang » ly hang, ty xang, thi hang
ty tang » tay tang, ty xang, ky tang
cuu tre » cua tre, cau tren, cau treo
xuc xa » tuc xa, buc xa

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach ((ty tang) or (ty hang)) xa hoi. ((thien van) or (hieu va)) chat xuc xa dung tai cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ((ty tang) OR (ty hang)) xa hoi. ((thien van) OR (hieu va)) chat xuc xa dung tai cuu tre.
• Adding a wildcard symbol may retrieve word variants: su sach ((ty tang) or (ty hang)) xa hoi. ((thien van) or (hieu va)) chat xuc xa dung tai cuu tre*.