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