Perhaps you should try some spelling variations:
ban tinh » ban thanh, quan tinh, ban hanh
vu cham » va cham, vu kham, tu cham
cua tre » cua te, cua triet, dua tren
tinh vi » trinh vi, tinh voi, tinh va
cuc ban » cua ban, cac ban, cuu ban
su sach » so sach, vu sach
ve cham » va cham, ve chat, ve chim
dang xa » dang xay, lang xa, dang ha
cuu tre » cau tren, cau treo
y dang » ky dang, 2 dang, _ dang

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach y dang xa hoi. hieu ((ve cham) or (vu cham)) cuc ban tinh vi ((cua tre) OR (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach y dang xa hoi. hieu ((ve cham) OR (vu cham)) cuc ban tinh vi ((cua tre) OR (cuu tre)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach y dang xa hoi. hieu ((ve cham) or (vu cham)) cuc ban tinh vi ((cua tre) OR (cuu tre))".
• Adding a wildcard symbol may retrieve word variants: su sach y dang xa hoi. hieu ((ve cham) or (vu cham)) cuc ban tinh vi ((cua tre) OR (cuu tre))*.