Perhaps you should try some spelling variations:
phat huu » pham huu, chat huu, phat huy
ban hang » ngan hang
te sach » toc sach
sach ky » sac ky, sach y, sach ty
nang ma » tang ma, sang ma, nang cao
hieu va » lieu va, hieu qua
va tinh » may tinh
vai cuu » vai cua
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: te sach ky nang ma hoa. hieu va phat huu ((va tinh) or (ban hang)) vai cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang ma hoa. hieu va phat huu ((va tinh) OR (ban hang)) vai cuu tre.
• Adding a wildcard symbol may retrieve word variants: te sach ky nang ma hoa. hieu va phat huu ((va tinh) or (ban hang)) vai cuu tre*.