Perhaps you should try some spelling variations:
thien van » thi van
quans vi » quan vi, quan li, quan va
te sach » toc sach
tuan vi » quan vi, luan vi, tuan tai
cac toc » cac toi, cac nuoc, cac thoi
sach ky » sac ky, sach y, sach ty
cac tac » cac bac, cac dac, cac tai
nang xa » nang x, lang xa, nang ma
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: te sach ky nang xa hoi. thien van ((cac tac) or (cac toc)) van ((tuan vi) OR (quans vi)) cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang xa hoi. thien van ((cac tac) OR (cac toc)) van ((tuan vi) OR (quans vi)) cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky nang xa hoi. thien van ((cac tac) or (cac toc)) van ((tuan vi) OR (quans vi)) cua te".
• Adding a wildcard symbol may retrieve word variants: te sach ky nang xa hoi. thien van ((cac tac) or (cac toc)) van ((tuan vi) OR (quans vi)) cua te*.