Perhaps you should try some spelling variations:
nganh hang » ngan hang, nhanh thang, nganh thanh
dau tien » van tien
dau tren » dat tren, dau tieng, dau trong
sach ty » sach y, sach tu, sach thu
hang vi » hang va, hanh vi, hang di
te sach » toc sach
cam luc » cau luc
hieu ve » hieu va, hieu van
nang xa » nang x, lang xa, nang ma
ty nang » ky nang, ty xang, ty hang

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 (cam xuc)) nganh hang vi ((dau tren) OR (dau tien))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty nang xa hoi. hieu ve ((cam luc) OR (cam xuc)) nganh hang vi ((dau tren) OR (dau tien)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ty nang xa hoi. hieu ve ((cam luc) or (cam xuc)) nganh hang vi ((dau tren) OR (dau tien))".
• Adding a wildcard symbol may retrieve word variants: te sach ty nang xa hoi. hieu ve ((cam luc) or (cam xuc)) nganh hang vi ((dau tren) OR (dau tien))*.