Perhaps you should try some spelling variations:
nganh hang » ngan hang, nhanh thang, nganh thanh
chuc nganh » chuc nang, hoc nganh, cac nganh
thi nang » thi cong, ki nang
thi hanh » thi thanh
hieu van » hieu va, thien van, lieu va
cam chuc » pham chuc, canh chuc, lam chu
dat tren » dat trong, dua tren
tu sach » thu sach, su sach, te sach
van cam » van nam, van lam, van cau
hang di » hang doi, hang vi, hang dien
di dat » de dat, di vat, dinh dat

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach ((thi nang) OR (thi hanh)) xa hoi. hieu van cam chuc nganh hang di dat tren~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ((thi nang) OR (thi hanh)) xa hoi. hieu van cam chuc nganh hang di dat tren".
• Adding a wildcard symbol may retrieve word variants: tu sach ((thi nang) OR (thi hanh)) xa hoi. hieu van cam chuc nganh hang di dat tren*.