Perhaps you should try some spelling variations:
cach thoi » cac thoi, cach thuc, cach noi
hoc nganh » hoc nhanh
nganh hoa » thanh hoa, khanh hoa, danh hoa
thoi tai » thoi dai, hoi tai, phoi tai
nhan tai » hang tai, van tai, toan tai
tu cach » tu cac
cuu mon » cuu mo, cuu mot, cuu cong
mon hoc » toan hoc, dong hoc
hoc xa » hoc ma
hoi ca » hoi cua, hoi cac, hoi cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu cach thoi tai, nghien cuu mon hoc nganh hoa hoc xa ((hoi ca) or (hoi chuc)) nhan tai~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cach thoi tai, nghien cuu mon hoc nganh hoa hoc xa ((hoi ca) OR (hoi chuc)) nhan tai.
• Adding a wildcard symbol may retrieve word variants: tu cach thoi tai, nghien cuu mon hoc nganh hoa hoc xa ((hoi ca) or (hoi chuc)) nhan tai*.