Perhaps you should try some spelling variations:
su sach » so sach, vu sach
nang xa » nang x, lang xa, nang ma
van cac » van cau, van bac, dan cac
van hac » van hoc, van ha, van hai
va kinh » va tinh, qua kinh
y nang » ky nang, ly nang, v nang
xuc va » duc va, tuc va, luc va
te cua » tue cua, le cua, de cua
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 sach y nang xa hoi. hieu ((van cac) OR (van hac)) xuc va kinh te cua te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach y nang xa hoi. hieu ((van cac) OR (van hac)) xuc va kinh te cua te".
• Adding a wildcard symbol may retrieve word variants: su sach y nang xa hoi. hieu ((van cac) OR (van hac)) xuc va kinh te cua te*.