Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lap ba hoan snippets" » "lap ba hoa snippets", "lap va hoan snippets", "lap van hoan snippets", "lap ban hoan snippets", "lap da hoan 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 ba hoan 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 ba hoan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lap ba hoan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lap ba hoan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.