Perhaps you should try some spelling variations:
"python using java slippers" » "python using data slippers", "python using java slippery", "python using java grippers"
"do van trac snippets" » "do va trac snippets", "do van thac snippets", "do van tra snippets", "dao van trac snippets", "vo van trac snippets", "so van trac 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.

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