Perhaps you should try some spelling variations:
doan dinh » doan hinh, doan tinh, doan minh
pham duy » pham duc
thi nang » thi cong, ki nang, thi hanh
cham duc » pham duc, cham soc, phan duc
dan dinh » dang dinh, van dinh, dao dinh
sach ky » sac ky, sach y, sach ty
te sach » toc sach
nang xa » nang x, lang xa, nang ma
ba tren » la tren, ca tren, xa tren

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 ky nang xa hoi. thi nang ((cham duc) OR (pham duy)) va ((dan dinh) or (doan dinh)) ba tren~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang xa hoi. thi nang ((cham duc) OR (pham duy)) va ((dan dinh) OR (doan dinh)) ba tren*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky nang xa hoi. thi nang ((cham duc) OR (pham duy)) va ((dan dinh) or (doan dinh)) ba tren*".