Perhaps you should try some spelling variations:
cau theo » cau thi, cau tao
thanh va » thanh van, hanh va, thanh ha
va thanh » gia thanh, ban thanh, va tinh
cham hoc » cham soc, chat hoc, cham hoi
hieu ve » hieu va, hieu van
tu dang » thu dang, tu dong, su dang
ly nang » ky nang, ly hang, ly vang
ve cham » va cham, ve chat, vu cham
y nang » ky nang, v nang, may nang
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: tu dang ((y nang) OR (ly nang)) xa hoi. hieu ve cham hoc va thanh va ((cua te) or (cau theo))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu dang ((y nang) OR (ly nang)) xa hoi. hieu ve cham hoc va thanh va ((cua te) OR (cau theo)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu dang ((y nang) OR (ly nang)) xa hoi. hieu ve cham hoc va thanh va ((cua te) or (cau theo))".
• Adding a wildcard symbol may retrieve word variants: tu dang ((y nang) OR (ly nang)) xa hoi. hieu ve cham hoc va thanh va ((cua te) or (cau theo))*.