Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luat ban ca snippets" » "luat bao ca snippets", "luat dan ca snippets", "luat bat ca snippets", "luat ban cua snippets", "luat ban can snippets", "luat ban cam 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 ban ca 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 ban ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luat ban ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luat ban ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.