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