Perhaps you should try some spelling variations:
training course » training courses
training visit » training crisis, training asia, training vet
rural credits » rural credit, total credits
jui rural » ii rural
hong shu » cong shu, tong shui, wong shiu
wang » wing, wan, lang

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

• If you are trying to use Boolean operators, they must be ALL CAPS: wang yanling jui rural credits ((training visit) OR (training course)) hong shu ;~.
• Adding a wildcard symbol may retrieve word variants: wang yanling jui rural credits ((training visit) or (training course)) hong shu ;*.