Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chu tai he snippets" » "chiu tai he snippets", "chu thi he snippets", "cu tai he snippets", "chu tai hoe snippets", "chu tai ha snippets", "chu tai le 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: (((("chu tai 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: (((("chu tai he snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chu tai he snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chu tai he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.