Perhaps you should try some spelling variations:
thien hach » thien thanh
hanh trinh » canh tranh, hanh chinh
dong trong » duong trong, dung trong, cong trong
hien hanh » dieu hanh
luat dong » luat cong, luat bong, luan dong
trong tan » trong quan, trong cac, trong ca
tan toan » tan tran, tap toan, van toan
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: ho ((thien hach) OR (hien hanh)) - hanh trinh luat dong trong tan toan ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((thien hach) OR (hien hanh)) - hanh trinh luat dong trong tan toan ban".
• Adding a wildcard symbol may retrieve word variants: ho ((thien hach) OR (hien hanh)) - hanh trinh luat dong trong tan toan ban*.