Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chi do he snippets" » "chi dao he snippets", "chi o he snippets", "chi mo he snippets", "chi do ke snippets", "chi do le snippets", "chi do ve 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 do he 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 do he snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chi do he snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chi do he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.