Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"creating a doi snippets" » "creating a code snippets", "creating _ doi snippets", "reading a doi snippets", "creating va doi snippets"
"creating va do snippets" » "creating _ do snippets", "creating va code snippets", "creating va dao snippets", "creating va doc snippets", "creating va co snippets"

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: (((("creating a doi snippets") or ("creating va do snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("creating a doi snippets") OR ("creating va do snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( creating a doi snippets ) or ( creating va do snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("creating a doi snippets") or ("creating va do snippets"))) or ("locating bug core snippets"))*.