Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"form van lu slippers" » "form va lu slippers", "tom van lu slippers", "form voi lu slippers", "form van luc slippers", "form van du slippers", "form van le slippers", "form van lu slippery", "form van lu grippers"
"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: (((("form van lu slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("form van lu slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( form van lu slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("form van lu slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.