Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
hanh tai » thanh tai, hang tai, han tai
hanh va » hang va, hanh vi
duc van » duc va, duc tan, duc manh
so lang » o lang, so dang, hoa lang
hieu ve » hieu va, hieu van
ky dang » ky nang, ky danh
ky lang » ky nang, ky tang, tay lang
bao duc » dao duc, bao luc, cao duc
ve bao » te bao, va bao

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

• Performing a fuzzy search may retrieve terms with similar spellings: so lang ((ky lang) or (ky dang)) xa hoi. hieu ve bao duc van ((hanh va) or (hanh tai)) cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so lang ((ky lang) OR (ky dang)) xa hoi. hieu ve bao duc van ((hanh va) OR (hanh tai)) cua triet.
• Adding a wildcard symbol may retrieve word variants: so lang ((ky lang) or (ky dang)) xa hoi. hieu ve bao duc van ((hanh va) or (hanh tai)) cua triet*.