Perhaps you should try some spelling variations:
nghiep vua » nghiep va, nghiep vu
doanh khoa » toan khoa
cong thoi » cong thai, cong nhoi, trong thoi
hoc doanh » hoa doanh, hoc danh, hoc dan
thoi dai » hoc dai, hoi dap, hoi dan
khoa hoc » hoa hoc
nhan dan » phan dau, gian dan
nhan tai » hang tai, van tai, toan tai
vua mot » cua mot, va mot, qua mot
mot hoc » mon hoc, mo hoc, mot goc
hoi van » hoi va, hoi dan, hai van
hoc xa » hoc ma

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu cong thoi dai, nghiep vua mot hoc doanh khoa hoc xa hoi van ((nhan dan) or (nhan tai))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu cong thoi dai, nghiep vua mot hoc doanh khoa hoc xa hoi van ((nhan dan) OR (nhan tai)).
• Adding a wildcard symbol may retrieve word variants: thu cong thoi dai, nghiep vua mot hoc doanh khoa hoc xa hoi van ((nhan dan) or (nhan tai))*.