Perhaps you should try some spelling variations:
su sach » so sach
duc van » duc va, duc tan, duc manh
duc ban » duc tan, dua ban, duc man
hieu ve » hieu va, hieu van
hang xa » hoang xa, hang va, hang ca
ty hang » ly hang, ty xang, thi hang
vu sach » vu bach, vu khach
ve cam » ve cham, ve cac, va cam
vi cua » vai cua, di cua
cua te » cua tu

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (vu sach)) ty hang xa hoi. hieu ve cam ((duc ban) OR (duc van)) hanh vi cua te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((su sach) OR (vu sach)) ty hang xa hoi. hieu ve cam ((duc ban) or (duc van)) hanh vi cua te~".
• Adding a wildcard symbol may retrieve word variants: ((su sach) OR (vu sach)) ty hang xa hoi. hieu ve cam ((duc ban) or (duc van)) hanh vi cua te*.