Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
van cam » van nam, van lam, van cau
ky dang » ky nang
ky danh » ky anh
lap hai » lap tai, lap lai, lap hoat
dinh vi » dinh ve, dinh viet, dinh tri
cam luc » cam xuc, cau luc
danh vi » hanh vi, danh di, danh va
su sac » su sach, su cac, su xac
luc va » duc va, tuc va, loc va
cua te » cua tu

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 dang) OR (ky danh)) lap hai. hieu van cam luc va ((danh vi) or (dinh vi)) cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sac ((ky dang) OR (ky danh)) lap hai. hieu van cam luc va ((danh vi) OR (dinh vi)) cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sac ((ky dang) OR (ky danh)) lap hai. hieu van cam luc va ((danh vi) or (dinh vi)) cua te".
• Adding a wildcard symbol may retrieve word variants: su sac ((ky dang) OR (ky danh)) lap hai. hieu van cam luc va ((danh vi) or (dinh vi)) cua te*.