Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khoi co mo snippets" » "hoi co mo snippets", "khi co mo snippets", "khoa co mo snippets", "khoi co mot snippets", "khoi co so snippets", "khoi co ma 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: (((("khoi co mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khoi co mo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khoi co mo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khoi co mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.