Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luat can hon snippets" » "luat canh hon snippets", "luat dan hon snippets", "luat ban hon snippets", "luat can ho snippets", "luat ca hon snippets", "luat cao hon 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: (((("luat can hon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luat can hon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luat can hon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luat can hon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.