Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luat dat cac snippets" » "luat sat cac snippets", "luat dat cau snippets", "luat dan cac snippets", "luan dat cac snippets", "xuat dat cac 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: (((("luat dat cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luat dat cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luat dat cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luat dat cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.