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