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