Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhan mo cho snippets" » "nhan my cho snippets", "phan mo cho snippets", "nhap mon cho snippets", "nhan mo chon snippets", "nhan moi cho snippets", "nhan 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: (((("nhan 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: (((("nhan mo cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhan mo cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhan mo cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.