Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nho thi doan snippets" » "nho thai doan snippets", "nho thi hoan snippets", "nho thi loan snippets", "ngo thi doan snippets", "nho tai doan snippets", "nho toi doan 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: (((("nho thi doan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nho thi doan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nho thi doan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nho thi doan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.