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