Perhaps you should try some spelling variations:
sang lap » sang tao, sang ma, sang tai
cam thuc » am thuc, nam thuc, cam thu
su sach » so sach, vu sach
thuc va » thuc vat, thuc dan, thuc day
ky sang » ky nang, ky dang, ky tang
lap hai » lap tai, lap lai, lap hoat
hieu ve » hieu van
sach ky » sac ky, sach y, sach ty
hieu va » lieu va
va hanh » van hanh, va thanh, va danh
vi cua » vai cua, di cua
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 sang lap hai. ((hieu ve) or (((hieu va) or (hieu qua)))) cam thuc va hanh vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ky sang lap hai. ((hieu ve) OR (((hieu va) OR (hieu qua)))) cam thuc va hanh vi cua te.
• Adding a wildcard symbol may retrieve word variants: su sach ky sang lap hai. ((hieu ve) or (((hieu va) or (hieu qua)))) cam thuc va hanh vi cua te*.