Perhaps you should try some spelling variations:
"reading _ code snippets" » "reading _ core snippets", "reading _ code slippers"
"leading _ code snippets" » "leading _ core snippets", "leading _ code slippers"
"locating bug code snippets" » "locating bug core snippets", "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets"

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: (((("reading _ code snippets") OR ("leading _ code snippets"))) OR ("locating bug code snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"reading _ code snippets\") OR (\"leading _ code snippets\"))) or (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( reading _ code snippets ) OR ( leading _ code snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("reading _ code snippets") OR ("leading _ code snippets"))) or ("locating bug code snippets"))*.