Perhaps you should try some spelling variations:
khong thong » thong thong, khong trong, thong thuong
hieu nganh » vien nganh, hiem ngan, nghiep nganh
hanh trinh » canh tranh, hanh chinh
hieu manh » chieu xanh, hien hanh, hieu van
trinh hua » trinh hoa, trinh cua, trinh ha
hua khong » hoa khong, cua khong, hoac khong
thong tai » truong tai, thong tin, hang tai
tai toan » bai toan, tap toan, tai tuan
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((((hieu manh) or (dieu hanh))) or (hieu nganh)) - hanh trinh hua khong thong tai toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((((hieu manh) OR (dieu hanh))) OR (hieu nganh)) - hanh trinh hua khong thong tai toan cao.
• Adding a wildcard symbol may retrieve word variants: hoc ((((hieu manh) or (dieu hanh))) or (hieu nganh)) - hanh trinh hua khong thong tai toan cao*.