Perhaps you should try some spelling variations:
danh dai » danh dau, danh di, danh sai
te sach » toc sach
va danh » va dinh, va dan, va hanh
ty hang » ly hang, ty xang, thi hang
ty nang » ky nang, ty xang, ly nang
ve cai » va cai, ve cac, ve tai
va cam » va cham, va cac, va cao
cua tu » cua tuc, cua su, cua cu

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ((ty nang) OR (ty hang)) xa hoi. hieu ((ve cai) or (va cam)) duc va danh dai cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((ty nang) OR (ty hang)) xa hoi. hieu ((ve cai) OR (va cam)) duc va danh dai cua tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ((ty nang) OR (ty hang)) xa hoi. hieu ((ve cai) or (va cam)) duc va danh dai cua tu".
• Adding a wildcard symbol may retrieve word variants: te sach ((ty nang) OR (ty hang)) xa hoi. hieu ((ve cai) or (va cam)) duc va danh dai cua tu*.