Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hoi nhap dot snippets" » "hoi nhap code snippets", "hoi dap dot snippets", "moi nhat dot snippets", "hoi nhan dot snippets", "hoi nhay dot snippets", "hoi phap dot snippets"
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing data 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: (((("hoi nhap dot snippets") or ("python using data snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoi nhap dot snippets") OR ("python using data snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( hoi nhap dot snippets ) or ( python using data snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoi nhap dot snippets") or ("python using data snippets"))) or ("locating bug core snippets"))*.