Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lan lang cho snippets" » "ban lang cho snippets", "lan tang cho snippets", "van lang cho snippets", "lan sang cho snippets", "lan hang cho snippets", "lan lang co 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 lang cho 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 lang cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lan lang cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lan lang cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.