Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
van chat » cao chat
hanh lam » thanh lap, hanh kem, dinh lam
ve chat » va chat
nang xa » nang x, lang xa, nang ma
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
hanh va » hang va, hanh vi
su sach » so sach, vu sach
xuc va » duc va, tuc va, luc va

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

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