Perhaps you should try some spelling variations:
so sanh » do sanh
co sach » bo sach, cuon sach, hoc sach
ty nang » ky nang, ty xang, ty hang
danh di » danh du, xanh di, danh dien
va danh » va dinh, va dan, va hanh
di cua » dai cua, doi cua, de cua
ve cai » va cai, ve cac, ve cau
ve tai » te tai, de tai, le tai
cua te » cua tu
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((so sanh) or (co sach)) ty nang x hoi. hieu ((ve cai) OR (ve tai)) nuoc va danh di cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((so sanh) OR (co sach)) ty nang x hoi. hieu ((ve cai) OR (ve tai)) nuoc va danh di cua te*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((so sanh) or (co sach)) ty nang x hoi. hieu ((ve cai) OR (ve tai)) nuoc va danh di cua te*".