Perhaps you should try some spelling variations:
thanh dai » thanh hai, thanh tai, thanh dat
ban thanh » ban hanh, ban hang
cua tre » cua te, cuu tre, cua triet
duc ban » duc tan, duc van, dua ban
ve phat » va phat, te phat, de phat
tang ma » mang may, tang van
ma hoi » mai hoi, xa hoi, ma hoa
sac ky » sai ky
v pham » vi pham, d pham

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

• Performing a fuzzy search may retrieve terms with similar spellings: su ((sac ky) or (cac ky)) tang ma hoi. hieu ((ve phat) or (v pham)) duc ban thanh dai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su ((sac ky) OR (cac ky)) tang ma hoi. hieu ((ve phat) OR (v pham)) duc ban thanh dai cua tre.
• Adding a wildcard symbol may retrieve word variants: su ((sac ky) or (cac ky)) tang ma hoi. hieu ((ve phat) or (v pham)) duc ban thanh dai cua tre*.