Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
thanh tap » thanh lap, thanh tai, thanh tay
va thanh » gia thanh, ban thanh, va tinh
tap cua » tap quan, tiep cua
ky tang » ky nang, ky dang, kho tang
ky lang » ky nang, ky dang, tay lang
ha hoi » hoa hoi, ha noi, xa hoi
ve cac » vien cac
su sac » su sach, su cac, su xac

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sac ((ky lang) OR (ky tang)) ha hoi. hieu ((ve cac) or (va cac)) duc va thanh tap cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sac ((ky lang) OR (ky tang)) ha hoi. hieu ((ve cac) OR (va cac)) duc va thanh tap cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sac ((ky lang) OR (ky tang)) ha hoi. hieu ((ve cac) or (va cac)) duc va thanh tap cua triet".
• Adding a wildcard symbol may retrieve word variants: su sac ((ky lang) OR (ky tang)) ha hoi. hieu ((ve cac) or (va cac)) duc va thanh tap cua triet*.