Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"che dieu con snippets" » "he dieu con snippets", "cho dieu con snippets", "che bien con snippets", "che dieu can snippets", "che diet con snippets", "che dieu 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: (((("che dieu con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("che dieu con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( che dieu con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("che dieu con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.