Perhaps you should try some spelling variations:
nganh xay » nganh mac, nganh y, nganh ma
so nganh » so ngan, hoc nganh, moi nganh
xay lang » tay lang, xay dung, xay lap
lang dai » lang hai, lang mai, lang chai
hieu van » hieu va, thien van, hieu ve
cac danh » cac doanh, cac dan, cac dang
dai hoi » dai hoc, dai hai, dai moi
danh de » hanh de, dan de, dang de
cau tu » dau tu, cau truc
de cua » le cua, te cua, dieu cua
cua tu » cua tuc, cua su, cua cu

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

• Performing a fuzzy search may retrieve terms with similar spellings: so nganh xay lang dai hoi. ((hieu van) or (lieu va)) cau tu cac danh de cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so nganh xay lang dai hoi. ((hieu van) OR (lieu va)) cau tu cac danh de cua tu.
• Adding a wildcard symbol may retrieve word variants: so nganh xay lang dai hoi. ((hieu van) or (lieu va)) cau tu cac danh de cua tu*.