Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cac don van slippers" » "cac dan van slippers", "cac mon van slippers", "cac doanh van slippers", "cac doan van slippers", "cac dong van slippers", "cac do van slippers", "cac don van slippery", "cac don 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: (((("cac don 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: (((("cac don van slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cac don van slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cac don van slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.