Perhaps you should try some spelling variations:
thanh vai » thanh hai, thanh tai, thanh oai
thanh van » thanh san, thanh toan, thanh phan
thi hang » thi hanh, thi nang, thi thanh
thi hong » thi cong, thi phuong, thi hanh
tu sach » thu sach, su sach, te sach
hieu ve » hieu va, hieu van
xuc va » duc va, tuc va, luc va
ve cam » ve cham, ve cac, va cam

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: tu sach ((thi hang) OR (thi hong)) xa hoi. hieu ve cam xuc va ((thanh vai) OR (thanh van)) cua vat~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ((thi hang) or (thi hong)) xa hoi. hieu ve cam xuc va ((thanh vai) OR (thanh van)) cua vat~".
• Adding a wildcard symbol may retrieve word variants: tu sach ((thi hang) or (thi hong)) xa hoi. hieu ve cam xuc va ((thanh vai) OR (thanh van)) cua vat*.