Perhaps you should try some spelling variations:
canh trinh » canh tranh, hanh trinh, canh tinh
cong doanh » cong danh, cong doan, dong doanh
doanh phan » doanh nhan, doan phan, doanh thanh
hoc thiet » hoc thieu, hoc thuyet, hoc hien
thiet anh » thien anh, thuyet anh, thien danh
trinh van » trinh han, trinh quan, trinh toan
hang cong » dang cong, hang nong, bang cong
van hang » van khang, van hoang, van thang

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thiet anh - canh trinh van hang cong doanh phan tu~.
• Adding a wildcard symbol may retrieve word variants: hoc thiet anh - canh trinh van hang cong doanh phan tu*.