Perhaps you should try some spelling variations:
"context of a technology choice problem" » "context of a technology mobile problem", "context of _ technology choice problem", "context of qca technology choice problem", "content of a technology choice problem"
"context of sdn technology ict problem" » "context of _ technology ict problem", "context of qca technology ict problem", "context of green technology ict problem", "context of sdn technology fast problem", "context of sdn technology _ problem", "context of sdn technology 91 problem", "content of sdn technology ict problem"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("context of a technology choice problem") or ("context of sdn technology ict problem"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("context of a technology choice problem") OR ("context of sdn technology ict problem")).
• Removing quotes may allow a broader search: (( context of a technology choice problem ) or ( context of sdn technology ict problem )).
• Adding a wildcard symbol may retrieve word variants: (("context of a technology choice problem") or ("context of sdn technology ict problem"))*.