Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khac khac co snippets" » "khac khanh co snippets", "khac phuc co snippets", "khai thac co snippets", "khac khac do snippets", "khac khac mo snippets", "khac khao 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: (((("khac khac 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: (((("khac khac co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khac khac co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khac khac co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.