Perhaps you should try some spelling variations:
van chat » cao chat
va thanh » gia thanh, ban thanh, va tinh
thu sach » tu sach, thuat sach, thuoc sach
ban hanh » ban hang
hieu van » hieu va, thien van, lieu va
chat xuc » chat huu, cam xuc, chao xu
vai cuu » vai cua
tu cach » tu cac
cao hoa » cao hoat, cao khoa, cau hoa
cuu tre » cua tre, cau tren, cau treo

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 (thu sach)) ky nang cao hoa. hieu van chat xuc ((va thanh) or (ban hanh)) vai cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu cach) OR (thu sach)) ky nang cao hoa. hieu van chat xuc ((va thanh) OR (ban hanh)) vai cuu tre.
• Adding a wildcard symbol may retrieve word variants: ((tu cach) or (thu sach)) ky nang cao hoa. hieu van chat xuc ((va thanh) or (ban hanh)) vai cuu tre*.