Perhaps you should try some spelling variations:
so sach » so sanh, bo sach, co sach
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
nang ma » tang ma, sang ma, nang cao
ve cham » va cham, ve chat, vu cham
va hanh » van hanh, va thanh, va danh
ma hoi » mai hoi, xa hoi, ma hoa
ve cam » ve cac, va cam, ve cai
vi cua » vai cua, di cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sach ty nang ma hoi. hieu ((ve cam) or (ve cham)) tu va hanh vi cua vat~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach ty nang ma hoi. hieu ((ve cam) OR (ve cham)) tu va hanh vi cua vat.
• Adding a wildcard symbol may retrieve word variants: so sach ty nang ma hoi. hieu ((ve cam) or (ve cham)) tu va hanh vi cua vat*.