Perhaps you should try some spelling variations:
ban tinh » ban thanh, quan tinh, ban hanh
tu sach » thu sach, su sach, te sach
ve cham » va cham, ve chat, vu cham
dang xa » dang xay, lang xa, dang ha
tinh vi » trinh vi, tinh voi, tinh va
cuc ban » cua ban, cac ban, cuu ban
vi cua » vai cua, di cua
ve cai » va cai, ve cac, ve tai
y dang » ky dang, 2 dang, _ dang
ve cam » ve cac, va cam, ve cau
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: tu sach y dang xa hoi. hieu ((((ve cam) OR (ve cai))) or (ve cham)) cuc ban tinh vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach y dang xa hoi. hieu ((((ve cam) OR (ve cai))) OR (ve cham)) cuc ban tinh vi cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach y dang xa hoi. hieu ((((ve cam) OR (ve cai))) or (ve cham)) cuc ban tinh vi cua te".
• Adding a wildcard symbol may retrieve word variants: tu sach y dang xa hoi. hieu ((((ve cam) OR (ve cai))) or (ve cham)) cuc ban tinh vi cua te*.