Perhaps you should try some spelling variations:
hanh tai » thanh tai, hang tai, han tai
vanh dai » van dai, vanh tai, lanh dao
cac xuc » cam xuc, cac nuoc, chat xuc
xuc ban » duc ban, cuc ban, quoc ban
cua tre » cua te, cuu tre, cua triet
hieu ve » hieu va, hieu van
nang ma » tang ma, sang ma, nang cao
sac ky » cac ky, sai ky
ma hoi » mai hoi, xa hoi, ma hoa
ve cac » va cac, vien cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu ((sac ky) or (sach y)) nang ma hoi. hieu ve cac xuc ban ((vanh dai) or (hanh tai)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu ((sac ky) OR (sach y)) nang ma hoi. hieu ve cac xuc ban ((vanh dai) OR (hanh tai)) cua tre.
• Adding a wildcard symbol may retrieve word variants: thu ((sac ky) or (sach y)) nang ma hoi. hieu ve cac xuc ban ((vanh dai) or (hanh tai)) cua tre*.