Perhaps you should try some spelling variations:
quan trong » gian trong
hien hanh » dieu hanh
hanh nang » ganh nang, anh nang, hanh mang
nang quan » ban quan, nang suat
cong lang » cong vang, cong luong, cong quang
lang phan » nang phan, lang thang, lang phong
phan tap » phan lap, han tap, pha tap

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 hanh - hanh nang quan trong cong lang phan tap~.
• Adding a wildcard symbol may retrieve word variants: hoc hien hanh - hanh nang quan trong cong lang phan tap*.