Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phap van tan slippers" » "pham van tan slippers", "phan van tan slippers", "phap han tan slippers", "phap van tuan slippers", "phap van ban slippers", "phap van tai slippers", "phap van tan slippery", "phap van tan 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: (((("phap van tan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phap van tan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phap van tan slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phap van tan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.