Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhap mo co snippets" » "nhap mon co snippets", "phap mo co snippets", "nhan mo co snippets", "nhap moi co snippets", "nhap mo cho snippets", "nhap mot co 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 mo co 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 mo co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhap mo co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhap mo co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.