Perhaps you should try some spelling variations:
so sach » so sanh, bo sach, co sach
sach ly » sach y, sach lo, sach ty
ly nang » ky nang, ly hang, ly vang
hieu ve » hieu va, hieu van
xuc van » luc van, vuc van, xuc ban
duc van » duc va, duc tan, duc manh
han tai » hang tai, nhan tai, van tai
cuc tre » duc tre, cua tre, cuu tre
nang o » nang co, nang ho, nang ro
ve cam » ve cham, ve cac, va cam
o hai » co hai, so hai, o lai

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

• If you are trying to use Boolean operators, they must be ALL CAPS: so sach ly nang o hai. hieu ve cam ((xuc van) OR (duc van)) han tai cuc tre~.
• Adding a wildcard symbol may retrieve word variants: so sach ly nang o hai. hieu ve cam ((xuc van) or (duc van)) han tai cuc tre*.