Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lap ca nghe snippets" » "lap cap nghe snippets", "lap cua nghe snippets", "lap cac nghe snippets", "lap va nghe snippets", "lap da nghe snippets"
"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: (((("lap ca nghe snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lap ca nghe snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lap ca nghe snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lap ca nghe snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.