Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luan giai mo snippets" » "luan giai ma snippets", "luan giac mo snippets", "luan giai mau snippets", "quan giai mo snippets", "lan giai mo 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: (((("luan giai mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luan giai mo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luan giai mo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luan giai mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.