Perhaps you should try some spelling variations:
chuc nganh » chuc nang, hoc nganh, chuc danh
cac nganh » hoc nganh
te sach » toc sach
ca tren » cau tren, la tren, co tren
hang vi » hang va, hanh vi, hang di
sach ty » sach y, sach tu, sach thu
hieu ve » hieu va, hieu van
hang xa » hoang xa, hang va, hang ca
ty hang » ly hang, ty xang, thi hang
cu tren » tu tren, dua tren
ve cau » ke cau, va cau, ve cac

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