Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dat hanh mo snippets" » "dat khanh mo snippets", "dat thanh mo snippets", "dao hanh mo snippets", "dat hanh mot snippets", "dat hanh moi snippets", "dat hanh ma 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 hanh 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: (((("dat hanh mo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dat hanh mo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dat hanh mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.