Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dang va han slippers" » "dang van han slippers", "dang vat han slippers", "hang va han slippers", "dang va phan slippers", "dang va hanh slippers", "dang va han slippery", "dang va han grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dang va han slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang va han slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dang va han slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang va han slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.