Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dich dao dot snippets" » "dinh dao dot snippets", "sach dao dot snippets", "dich va dot snippets", "dich dao do snippets", "dich da dot snippets", "dich dao dong 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: (((("dich dao dot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dich dao dot snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dich dao dot snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dich dao dot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.