Perhaps you should try some spelling variations:
thanh thi » thanh tai, nhanh thi, thanh tri
van thanh » ban thanh, van tuan
cham duc » pham duc, cham soc, pham duy
hieu ve » hieu va, hieu van
thi cua » thai cua, thi cuc, tri cua
duc van » duc va, duc tan, duc manh
ve cham » va cham, ve chat, vu cham
cua tre » cua te, cuu tre, cua triet
nang xa » nang ma, mang xa, ang xa
lang xa » lang ha, dang xay, lang van
sac ky » cac ky, sai ky
su sac » su sach, su cac, su xac

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 xa) OR (lang xa))) or (nang x)) hoi. hieu ve cham duc van thanh thi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sac ky ((((nang xa) OR (lang xa))) OR (nang x)) hoi. hieu ve cham duc van thanh thi cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sac ky ((((nang xa) OR (lang xa))) or (nang x)) hoi. hieu ve cham duc van thanh thi cua tre*".