Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lan san che snippets" » "luan san che snippets", "lam san che snippets", "han san che snippets", "lan sang che snippets", "lan han che snippets", "lan san chi 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 san che 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 san che snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lan san che snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lan san che snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.