Perhaps you should try some spelling variations:
thanh vai » thanh hai, thanh van, thanh tai
ban thanh » ban hanh, ban hang
cua tre » cua te, cuu tre, cua triet
vai cua » dai cua, hai cua, lai cua
qua ban » cua ban, qua quan
cay qua » cau qua, cac qua, cay lua
hieu va » lieu va, hieu qua
tang ma » mang may, tang van
sang ma » nang ma, sang tao, mang may
va cay » va cac, va cao, va cai
tu san » thu san, tu ban, tu can
tu sac » tu sach, tu cac, tu bac

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu sac) OR (tu san)) ky ((sang ma) or (tang ma)) hoa. hieu va cay qua ban thanh vai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sac) OR (tu san)) ky ((sang ma) OR (tang ma)) hoa. hieu va cay qua ban thanh vai cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sac) OR (tu san)) ky ((sang ma) or (tang ma)) hoa. hieu va cay qua ban thanh vai cua tre*".