Perhaps you should try some spelling variations:
"creating app du snippets" » "creating _ du snippets", "creating _pp du snippets", "reading app du snippets"
"creating a sub snippets" » "creating _ sub snippets", "reading a sub snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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 sub snippets") or ("creating app du snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("creating a sub snippets") OR ("creating app du snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( creating a sub snippets ) or ( creating app du snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("creating a sub snippets") or ("creating app du snippets"))) or ("locating bug code snippets"))*.