Perhaps you should try some spelling variations:
hanh vai » hanh vi, hanh va, hanh tai
nang xa » nang x, lang xa, mang xa
nang ma » tang ma, sang ma, nang cao
hieu ve » hieu va, hieu van
ve pham » vi pham, v pham, ve phan
va hanh » van hanh, va thanh, va danh
vai cuu » vai cua
cuu tre » cua tre, cau tren, cau treo
sac ky » cac ky, sai ky

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu ((sach y) or (sac ky)) ((nang xa) OR (nang ma)) hoi. hieu ve pham duc va hanh vai cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach y) OR (sac ky)) ((nang xa) OR (nang ma)) hoi. hieu ve pham duc va hanh vai cuu tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sach y) or (sac ky)) ((nang xa) OR (nang ma)) hoi. hieu ve pham duc va hanh vai cuu tre".
• Adding a wildcard symbol may retrieve word variants: tu ((sach y) or (sac ky)) ((nang xa) OR (nang ma)) hoi. hieu ve pham duc va hanh vai cuu tre*.