Perhaps you should try some spelling variations:
thanh ca » thanh cha, thanh cac, thanh ha
va thanh » gia thanh, ban thanh, va tinh
tu sach » thu sach, su sach, te sach
ca chua » ca cua, sua chua
tu cham » toc cham, thi cham
vu cham » va cham, vu kham, qua cham
ty nang » ky nang, ty hang, ly nang
chua xe » chua xi, chuan he, chuan ve
soc va » hoc va, loc va, doc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach ((ty nang) or (ty xang)) xa hoi. hieu ((vu cham) OR (tu cham)) soc va thanh ca chua xe~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ((ty nang) OR (ty xang)) xa hoi. hieu ((vu cham) OR (tu cham)) soc va thanh ca chua xe.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ((ty nang) or (ty xang)) xa hoi. hieu ((vu cham) OR (tu cham)) soc va thanh ca chua xe".
• Adding a wildcard symbol may retrieve word variants: tu sach ((ty nang) or (ty xang)) xa hoi. hieu ((vu cham) OR (tu cham)) soc va thanh ca chua xe*.