Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
sach thi » sach thu, sach tai, sach thieu
thi hanh » thi thanh
nam thuc » nam thuoc, am thuc, nam thu
thuc day » thuc dan, thuc vat
hanh vai » hanh vi, hanh va, hanh van
hanh tai » thanh tai, hang tai, han tai
tu sach » thu sach, su sach, te sach
hanh xa » hanh va, hanh ma, hanh xu
hieu va » lieu va, hieu qua
va nam » van nam, ha nam, va nay

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 thi hanh xa hoi. hieu va nam thuc day ((hanh vai) or (hanh tai)) cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach thi hanh xa hoi. hieu va nam thuc day ((hanh vai) OR (hanh tai)) cua triet.
• Adding a wildcard symbol may retrieve word variants: tu sach thi hanh xa hoi. hieu va nam thuc day ((hanh vai) or (hanh tai)) cua triet*.