Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lan ve do snippets" » "luan ve do snippets", "ban ve do snippets", "dan ve do snippets", "lan ve dao snippets", "lan ve doi snippets", "lan va do 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 ve do 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 ve do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lan ve do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lan ve do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.