Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luc tam cuu snippets" » "luc tai cuu snippets", "luc lam cuu snippets", "luat tam cuu snippets", "luc tam buu snippets", "luc tam cua snippets", "luc tam luu 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 tam cuu 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 tam cuu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luc tam cuu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luc tam cuu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.