Perhaps you should try some spelling variations:
van tuan » van quan, van ban, anh tuan
te sach » toc sach
sach ty » sach y, sach tu, sach thu
cau luc » cau truc, cau phuc
cam luc » cam xuc
hieu ve » hieu va, hieu van
nang xa » nang x, lang xa, nang ma
ty nang » ky nang, ty xang, ty hang
te cua » tue cua, le cua
de cua » le cua, dieu cua

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 xa hoi. hieu ve ((cam luc) OR (cau luc)) van tuan ((te cua) or (de cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty nang xa hoi. hieu ve ((cam luc) OR (cau luc)) van tuan ((te cua) OR (de cua)) tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ty nang xa hoi. hieu ve ((cam luc) OR (cau luc)) van tuan ((te cua) or (de cua)) tre*".