Perhaps you should try some spelling variations:
thanh thai » thanh hai, thanh tai, nhanh thai
ban thanh » ban hanh, ban hang
thai cua » than cua, tai cuc, tri cua
cua tre » cua te, cuu tre, cua triet
su sach » so sach, vu sach
ky tang » ky nang, ky dang, kho tang
tang ma » mang may, tang van
dua ban » dia ban, cua ban, qua ban
su sac » su cac, su xac
ve cac » va cac, vien cac
ve cam » ve cham, va cam, ve cai

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) or (su sach)) ky tang ma hoa. hieu ((ve cam) or (ve cac)) dua ban thanh thai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sac) OR (su sach)) ky tang ma hoa. hieu ((ve cam) OR (ve cac)) dua ban thanh thai cua tre.
• Adding a wildcard symbol may retrieve word variants: ((su sac) or (su sach)) ky tang ma hoa. hieu ((ve cam) or (ve cac)) dua ban thanh thai cua tre*.