Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mach dieu da snippets" » "mach dien da snippets", "bach dieu da snippets", "cach tieu da snippets", "mach dieu d snippets", "mach dieu ta 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: (((("mach dieu da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("mach dieu da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mach dieu da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mach dieu da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.