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