Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhap min ho snippets" » "nhap mon ho snippets", "nhat minh ho snippets", "nhap kinh ho snippets", "nhap sin ho snippets", "nhap bin ho snippets", "nhap minh hoa 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: (((("nhap min ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhap min ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhap min ho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhap min ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.