Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khai hai cuc snippets" » "hai hai cuc snippets", "khai thac cuc snippets", "khai hoan cuc snippets", "khai tai cuc snippets", "khai hai cua snippets", "khai thai cua 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: (((("khai hai cuc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khai hai cuc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khai hai cuc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khai hai cuc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.