Perhaps you should try some spelling variations:
ngang toan » nganh toan, dang toan, quang toan
cong ngang » cong nhan, cong quang, cong lang
hien tinh » khien tinh, thien tinh, bien tinh
manh hung » anh huong
hung chuc » hung chu, nhung khuc, khong chuc
nang cong » nang song, dang cong, bang cong
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 hien tinh - manh hung chuc nang cong ngang toan ban~.
• Adding a wildcard symbol may retrieve word variants: hoc hien tinh - manh hung chuc nang cong ngang toan ban*.