Perhaps you should try some spelling variations:
hien hanh » dieu hanh
tranh cua » doanh cua, manh cua
cua thong » cua thuong, cua khong, cua tong
thong cap » thong cac, trung cap, thong cua
toc hien » hoc hien, toc mien, toc thieu
cap toan » tap toan, lap toan, phap toan
toan cau » 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: toc hien hanh - canh tranh cua thong thong cap toan cau~.
• Adding a wildcard symbol may retrieve word variants: toc hien hanh - canh tranh cua thong thong cap toan cau*.