Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"doi do va slippers" » "doi bo va slippers", "doi co va slippers", "doi de va slippers", "doi do van slippers", "doi so va slippers", "doi do va slippery", "doi do va 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.

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