Perhaps you should try some spelling variations:
cau tren » cu tren, dau tren, ca tren
su sach » so sach
vu sach » vu bach, vu khach
nang xa » nang x, lang xa, nang ma
cac suc » cao suc, cac nuoc, cac cuoc
va tinh » may tinh
tinh vi » trinh vi, tinh voi, tinh va
suc va » duc va, tuc va, luc 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 sach) OR (vu sach)) ky nang xa hoi. lieu va cac suc va tinh vi ((cua te) or (cau tren))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (vu sach)) ky nang xa hoi. lieu va cac suc va tinh vi ((cua te) OR (cau tren)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((su sach) OR (vu sach)) ky nang xa hoi. lieu va cac suc va tinh vi ((cua te) or (cau tren))".
• Adding a wildcard symbol may retrieve word variants: ((su sach) OR (vu sach)) ky nang xa hoi. lieu va cac suc va tinh vi ((cua te) or (cau tren))*.