Perhaps you should try some spelling variations:
cau tren » cu tren, dau tren, ca tren
te sach » toc sach
sach ky » sac ky, sach y, sach ty
ky dang » ky nang, ky danh
dang xa » dang xay, lang xa, dang ha
hieu ve » hieu va, hieu van
va danh » va dinh, va dan, va hanh
danh vi » hanh vi, dinh vi, danh di
ve nam » he nam, va nam, le nam
thu va » thuc va, thue va, tu va
cua te » cua tu

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ky dang xa hoi. hieu ve nam thu va danh vi ((cua te) or (((cau tren) or (cau thi))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky dang xa hoi. hieu ve nam thu va danh vi ((cua te) OR (((cau tren) OR (cau thi)))).
• Adding a wildcard symbol may retrieve word variants: te sach ky dang xa hoi. hieu ve nam thu va danh vi ((cua te) or (((cau tren) or (cau thi))))*.