Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luc luat hop snippets" » "luc luan hop snippets", "duc luat hop snippets", "duoc luat hop snippets", "luc luat hoi snippets", "luc luat phap snippets", "luc luat so 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 luat hop 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 luat hop snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luc luat hop snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luc luat hop snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.