Perhaps you should try some spelling variations:
toan thanh » tran thanh, hoan thanh, toan thang
thanh ban » thanh san, thanh van, thanh bac
duc toan » duc tan, duc ton, duc hoan
kho tang » cao tang
cuu tre » cua tre, cau tren, cau treo
tang xa » trang xa, tang ma, lang xa
ban cuu » ban cua, ban cau, ban muu
xac kho » cac khoi, dac khoa, cac khoa
va cham » va chat, va tham
su xac » pu xac, su cac
va cam » va cac, va cao, va cai
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 xac kho tang xa hoi. hieu ((ve cam) or (((va cam) OR (va cham)))) duc toan thanh ban cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su xac kho tang xa hoi. hieu ((ve cam) OR (((va cam) OR (va cham)))) duc toan thanh ban cuu tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su xac kho tang xa hoi. hieu ((ve cam) or (((va cam) OR (va cham)))) duc toan thanh ban cuu tre".
• Adding a wildcard symbol may retrieve word variants: su xac kho tang xa hoi. hieu ((ve cam) or (((va cam) OR (va cham)))) duc toan thanh ban cuu tre*.