Perhaps you should try some spelling variations:
nang hang » nang sang, hang hang, cang thang
hang cong » dang cong, hang nong, bang cong
ho trieu » mot trieu, 25 trieu, 30 trieu
hanh han » hanh nhan, hanh phan, hanh san
cong dan » cong san, cong tan, huong dan
than tap » han tap, phan tap, than cap
toan tap » toan ban
va hang » van hang, va nang, va lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho trieu tinh - ((nang hang) or (hanh han)) va hang cong dan ((than tap) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho trieu tinh - ((nang hang) OR (hanh han)) va hang cong dan ((than tap) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: ho trieu tinh - ((nang hang) or (hanh han)) va hang cong dan ((than tap) or (toan tap))*.