Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chi loc cac snippets" » "thi loc cac snippets", "chon loc cac snippets", "chi duoc cac snippets", "chi luoc cac snippets", "chi hoc cac snippets", "chi lop 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: (((("chi loc 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: (((("chi loc cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chi loc cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chi loc cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.