Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lan dat doc snippets" » "dan dat doc snippets", "lap dat doc snippets", "ban dat doc snippets", "lan dat duoc snippets", "lan day doc snippets", "lan dat nuoc 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: (((("lan dat doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lan dat doc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lan dat doc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lan dat doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.