Perhaps you should try some spelling variations:
thanh tai » thanh hai, thanh toan, doanh tai
thanh vai » thanh hai, thanh van, thanh oai
chat xuc » chat huu, cam xuc, chao xu
thi hang » thi hanh, thi nang, thi hong
su sach » so sach, vu sach
ve chat » va chat, van chat
hieu ve » hieu va, hieu van
ty hang » ly hang, ty xang, thu hang
ca tren » cau tren, cu tren, la tren
xuc va » duc va, tuc va, luc va

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 ((ty hang) or (thi hang)) co hoc. hieu ve chat xuc va ((thanh vai) OR (thanh tai)) ca tren~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ((ty hang) OR (thi hang)) co hoc. hieu ve chat xuc va ((thanh vai) OR (thanh tai)) ca tren.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ((ty hang) or (thi hang)) co hoc. hieu ve chat xuc va ((thanh vai) OR (thanh tai)) ca tren".
• Adding a wildcard symbol may retrieve word variants: su sach ((ty hang) or (thi hang)) co hoc. hieu ve chat xuc va ((thanh vai) OR (thanh tai)) ca tren*.