Perhaps you should try some spelling variations:
thien van » thi van
cua triet » cua viet, su triet, va triet
thu sach » tu sach, thuat sach, thuoc sach
may nang » may nong, cam nang, cao nang
van lam » van nam
lam xuc » cam xuc, lam duoc
xuc ban » duc ban, cuc ban, quoc ban
anh vai » anh va, anh van, anh tai
anh bai » sach bai, danh bat, hinh bai

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sach ((may nang) or (ky nang)) xa hoi. thien van lam xuc ban ((anh vai) OR (anh bai)) cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach ((may nang) OR (ky nang)) xa hoi. thien van lam xuc ban ((anh vai) OR (anh bai)) cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sach ((may nang) or (ky nang)) xa hoi. thien van lam xuc ban ((anh vai) OR (anh bai)) cua triet".
• Adding a wildcard symbol may retrieve word variants: thu sach ((may nang) or (ky nang)) xa hoi. thien van lam xuc ban ((anh vai) OR (anh bai)) cua triet*.