Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
trinh suat » trinh luat, trinh sat, trinh quan
thong dung » thong cong, thong thuong
hoc trieu » hoc thieu, hoc tieu, hoc dieu
dung dan » dung dat, dung san, tung dan
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc trieu tinh - hanh trinh suat thong dung dan than cau~.
• Adding a wildcard symbol may retrieve word variants: hoc trieu tinh - hanh trinh suat thong dung dan than cau*.