Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cac doi da snippets" » "cac dai da snippets", "cac toi da snippets", "cau doi da snippets", "cac doi dau snippets", "cac doi dam snippets", "cac doi dan 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: (((("cac doi 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: (((("cac doi da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cac doi da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cac doi da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.