Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"noi dan hanh snippets" » "noi dang hanh snippets", "noi dan khanh snippets", "noi dan thanh snippets", "hoi dan hanh snippets", "noi da hanh snippets", "doi dan hanh snippets", "noi dan hanh slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("noi dan hanh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("noi dan hanh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( noi dan hanh snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("noi dan hanh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.