Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luc doi cac snippets" » "luoc doi cac snippets", "lua doi cac snippets", "luc moi cac snippets", "luc doi cach snippets", "luc voi cac snippets", "luc do cac 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: (((("luc doi cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luc doi cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luc doi cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luc doi cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.