Perhaps you should try some spelling variations:
ty trong » ly trong, ky trong, y trong
van hanh » van thanh, ban hanh, van anh
hanh vai » hanh vi, hanh va, hanh tai
cua viet » ca viet, hoa viet, cua vat
so sach » so sanh, bo sach, co sach
sach ty » sach y, sach tu, sach thu
cac hoi » cac thoi, cac khoi, cau hoi
hieu ve » hieu va, hieu van
xuc van » duc van, luc van, vuc van
vai cua » dai cua, hai cua, lai cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sach ty trong cac hoi. ((hieu ve) or (lieu va)) cam xuc van hanh vai cua viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach ty trong cac hoi. ((hieu ve) OR (lieu va)) cam xuc van hanh vai cua viet.
• Adding a wildcard symbol may retrieve word variants: so sach ty trong cac hoi. ((hieu ve) or (lieu va)) cam xuc van hanh vai cua viet*.