Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"con chuc toa snippets" » "cong chuc toa snippets", "con chua toa snippets", "don chuc toa snippets", "con chuc hoat snippets", "con chuc va snippets", "con chuc thi 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 chuc toa 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 chuc toa snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( con chuc toa snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("con chuc toa snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.