Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
trinh toan » tinh toan, thanh toan, trinh han
toan nhung » toan chung, toan khung, doanh nhung
cong ngang » cong nhan, cong lang, cong nong
cong quang » luong quang, thong quang, duong quang
hoc tien » hoc tieng, hoc hien, hoc vien
tien anh » tieng anh, tien manh, dien anh
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc tien anh - hanh trinh toan nhung ((cong ngang) or (cong quang)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc tien anh - hanh trinh toan nhung ((cong ngang) OR (cong quang)) toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc tien anh - hanh trinh toan nhung ((cong ngang) or (cong quang)) toan ban*.