Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chet len che snippets" » "chet bien che snippets", "chet luan che snippets", "chet ben chen snippets", "chat len che snippets", "het len che snippets", "chen len che 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: (((("chet len che snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chet len che snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chet len che snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chet len che snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.