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