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