Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
cua triet » cua viet, su triet, va triet
thu sach » tu sach, thuat sach, thuoc sach
van hanh » ban hanh, van anh, van ban
tu cach » tu cac
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
ve cam » ve cham, ve cac, va cam
di cua » dai cua, doi cua, de cua

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

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