Perhaps you should try some spelling variations:
nganh khong » nganh cong, nhanh chong, nganh khoa
nganh nong » nganh cong
cach thoi » cac thoi, cach thuc, cach noi
thu cach » thuc cach, thu canh, tu cach
thoi tai » thoi dai, hoi tai, phoi tai
cuu long » cuu cong, cuu tong, cuu nang
long soc » lon soc, luong suc, cong so
van nhan » van phan, van thanh, danh nhan
nhan tai » hang tai, van tai, toan tai
hai van » thai van, ha van, hai tan
hoc xa » hoc ma
xa hai » xa thai, xua hai, xa hoi

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu cach thoi tai, nghien cuu long soc ((nganh khong) OR (nganh nong)) hoc xa hai van nhan tai~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu cach thoi tai, nghien cuu long soc ((nganh khong) OR (nganh nong)) hoc xa hai van nhan tai".
• Adding a wildcard symbol may retrieve word variants: thu cach thoi tai, nghien cuu long soc ((nganh khong) OR (nganh nong)) hoc xa hai van nhan tai*.