Perhaps you should try some spelling variations:
thanh sang » thanh san, thanh hang, thanh hoang
ban thanh » ban hanh, ban hang
sang cua » mang cua, song cua, hang cua
duc ban » duc tan, duc van, dua ban
cua tre » cua te, cuu tre, cua triet
su sac » su sach, su cac, su xac
sac ky » cac ky, sai ky
ve cam » ve cham, va cam, ve cai
ve cac » va cac, vien cac
x hoi » xa hoi, o hoi, x ho

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 nang x hoi. hieu ((ve cam) or (ve cac)) duc ban thanh sang cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sac ky nang x hoi. hieu ((ve cam) OR (ve cac)) duc ban thanh sang cua tre.
• Adding a wildcard symbol may retrieve word variants: su sac ky nang x hoi. hieu ((ve cam) or (ve cac)) duc ban thanh sang cua tre*.