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