Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"doan va mo snippets" » "doan va mot snippets", "doan va moi snippets", "doan vi mo snippets", "doanh va mo snippets", "dan va mo snippets", "toan va mo 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: (((("doan va 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: (((("doan va mo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( doan va mo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doan va mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.