Perhaps you should try some spelling variations:
hanh truong » hanh trong, anh truong, manh truong
truong nghe » trong nghe, truong nghien, trong nghi
nghe thong » he thong
hieu manh » chieu xanh, hieu nganh, dieu hanh
thong dan » thong van, tuong dan, thong den
doc hieu » toc thieu, hoc thieu, hoc hien
dan phan » doan phan, dan chan, van phan

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc hieu manh - hanh truong nghe thong thong dan phan tu~.
• Adding a wildcard symbol may retrieve word variants: doc hieu manh - hanh truong nghe thong thong dan phan tu*.