Perhaps you should try some spelling variations:
ban hang » ngan hang
hang hai » hoang hai, hang tai, thanh hai
su sach » so sach, vu sach
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
hieu va » lieu va, hieu qua
cam duc » cam xuc, cao duc, pham duc
duc ban » duc tan, duc van, dua ban
cua tre » cuu tre, cua triet, dua tren
va cam » va cham, va cac, va cao
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach ky nang xa hoi. hieu va cam duc ban hang hai ((cua tre) OR (cua te))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ky nang xa hoi. hieu va cam duc ban hang hai ((cua tre) OR (cua te))".
• Adding a wildcard symbol may retrieve word variants: su sach ky nang xa hoi. hieu va cam duc ban hang hai ((cua tre) OR (cua te))*.