Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
ban hang » ngan hang
nang mai » nang ma, nang tai, lang mai
hang vi » hang va, hanh vi, hang di
xuc ban » duc ban, cuc ban, quoc ban
tu cach » tu cac
mai hoi » mai khoi, dai hoi, lai hoi
tu sach » thu sach, su sach, te sach
vi cua » vai cua, di cua
ve cac » vien cac

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 (tu sach)) ky nang mai hoi. hieu ((ve cac) or (va cac)) xuc ban hang vi cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu cach) OR (tu sach)) ky nang mai hoi. hieu ((ve cac) OR (va cac)) xuc ban hang vi cua triet.
• Adding a wildcard symbol may retrieve word variants: ((tu cach) or (tu sach)) ky nang mai hoi. hieu ((ve cac) or (va cac)) xuc ban hang vi cua triet*.