Perhaps you should try some spelling variations:
thanh vai » thanh hai, thanh van, thanh tai
ban thanh » ban hanh, ban hang
hieu va » lieu va, hieu qua
vai cua » dai cua, hai cua, lai cua
qua ban » cua ban, qua quan
cao qua » cao quan, cau qua, cac qua
cua tre » cua te, cuu tre, cua triet
nang ma » tang ma, nang cao
sang ma » tang ma, sang tao, sang tai
sac ky » cac ky, sai ky
va cao » va cac, va co, va dao
tu sac » tu sach, tu cac, tu san

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 ky ((((sang ma) or (nang ma))) or (mang may)) hoa. hieu va cao qua ban thanh vai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky ((((sang ma) OR (nang ma))) OR (mang may)) hoa. hieu va cao qua ban thanh vai cua tre*.