Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lap hinh so snippets" » "tap hinh so snippets", "lap ninh so snippets", "lap trinh so snippets", "lap chinh so snippets", "lap dinh so snippets", "lap hinh su 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 hinh so 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 hinh so snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lap hinh so snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lap hinh so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.