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