Perhaps you should try some spelling variations:
"creating an du snippets" » "creating _n du snippets", "reading an du snippets"
"creating a key snippets" » "creating _ key snippets", "reading a key snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("creating an du snippets") or ("creating a key snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("creating an du snippets") OR ("creating a key snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( creating an du snippets ) or ( creating a key snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("creating an du snippets") or ("creating a key snippets"))) or ("locating bug code snippets"))*.