Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lap bat cua snippets" » "lap dat cua snippets", "lap ban cua snippets", "la bat cua snippets", "lap mat cua snippets", "lap bai cua 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 bat cua 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 bat cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lap bat cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lap bat cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.