Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"con choi hee snippets" » "con chi hee snippets", "con cho hee snippets", "con coi hee snippets", "con cho he snippets", "con choi tre snippets", "con khoi he 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: (((("con choi hee snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("con choi hee snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( con choi hee snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("con choi hee snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.