Perhaps you should try some spelling variations:
hanh hai » thanh hai, nhanh hai, hang hai
ban hanh » ban hang
cuu tre » cua tre, cau tren, cau treo
hai cuu » hai cua, hai chu, hai cuc
ky tang » ky nang, ky dang, kho tang
tang xa » trang xa, tang ma, lang xa
qua ban » cua ban, qua quan
va cam » va cham, va cac, va cao
su sai » su hai, su dai, su mai
su tai » su thi, tu tai
ve cam » ve cham, ve cac, 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 sai) OR (su tai)) ky tang xa hoi. hieu ((ve cam) or (va cam)) qua ban hanh hai cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sai) OR (su tai)) ky tang xa hoi. hieu ((ve cam) OR (va cam)) qua ban hanh hai cuu tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((su sai) OR (su tai)) ky tang xa hoi. hieu ((ve cam) or (va cam)) qua ban hanh hai cuu tre".
• Adding a wildcard symbol may retrieve word variants: ((su sai) OR (su tai)) ky tang xa hoi. hieu ((ve cam) or (va cam)) qua ban hanh hai cuu tre*.