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