Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lap co cua snippets" » "tap co cua snippets", "lam co cua snippets", "lap mo cua snippets", "lap con cua snippets", "lap ca cua snippets", "lap cong 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 co 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 co cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lap co cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lap co cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.