Perhaps you should try some spelling variations:
training costs » trading costs, training courses, training course
risk training » risk taking, bank training, risk planning
costs hong » costs along, costs among, costs how
dann bin » dong bin
hong ng » hong kong, hong jong, hong hong
y a » y la
wang » wing, lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((wang or wan) yan) or (dann bin)) y a risk training costs hong ng ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((wang OR wan) yan) OR (dann bin)) y a risk training costs hong ng ;.
• Adding a wildcard symbol may retrieve word variants: (((wang or wan) yan) or (dann bin)) y a risk training costs hong ng ;*.