Perhaps you should try some spelling variations:
thanh tai » thanh toan, doanh tai, thanh san
thanh hai » thanh phan, thanh hoa, thanh san
sach thu » sach thue, sach thieu, sach tham
thu hanh » thuc hanh, thu thanh, thuy hanh
chat xuc » chat huu, cam xuc, chao xu
cua viet » ca viet, hoa viet, cua vat
tu sach » thu sach, su sach, te sach
hanh xa » hanh va, hanh ma, hanh xu
hieu ve » hieu va, hieu van
ve chat » va chat, van chat
xuc ban » duc ban, cuc ban, quoc ban

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 thu hanh xa hoi. hieu ve chat xuc ban ((thanh tai) or (thanh hai)) cua viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach thu hanh xa hoi. hieu ve chat xuc ban ((thanh tai) OR (thanh hai)) cua viet.
• Adding a wildcard symbol may retrieve word variants: tu sach thu hanh xa hoi. hieu ve chat xuc ban ((thanh tai) or (thanh hai)) cua viet*.