Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dat mo chon snippets" » "dat mo cho snippets", "dat mo phong snippets", "dat o chon snippets", "da mo chon snippets", "dan mo chon 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: (((("dat mo chon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dat mo chon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dat mo chon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dat mo chon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.