Perhaps you should try some spelling variations:
training cost » training costs, training course, training courses
risk training » risk taking, bank training, risk planning
cost hong » cost housing
hong jong » hong kong
wing ian » wing tan, wing sun
dong di » dong sin
y a » y la
a a » a la

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((wing ian) or (twinn ian))) or (dong di)) ((y a) or (a a)) risk training cost hong jong ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((wing ian) OR (twinn ian))) OR (dong di)) ((y a) OR (a a)) risk training cost hong jong ;.
• Adding a wildcard symbol may retrieve word variants: ((((wing ian) or (twinn ian))) or (dong di)) ((y a) or (a a)) risk training cost hong jong ;*.