Perhaps you should try some spelling variations:
cau tren » cu tren, dau tren, ca tren
ve chinh » te chinh, va chinh, che chinh
dia danh » dia ban, gia dinh
ve chat » va chat, van chat
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
vai cau » va cau, van cau, vai cac
su sach » so sach, vu sach
va dan » ca dan, va dao, va dau

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 ((ve chinh) or (ve chat)) xuc ((dia danh) or (va dan)) vai cau tren~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ky nang xa hoi. hieu ((ve chinh) OR (ve chat)) xuc ((dia danh) OR (va dan)) vai cau tren.
• Adding a wildcard symbol may retrieve word variants: su sach ky nang xa hoi. hieu ((ve chinh) or (ve chat)) xuc ((dia danh) or (va dan)) vai cau tren*.