Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dac co cho snippets" » "dac cho cho snippets", "cac co cho snippets", "dau co cho snippets", "dac cao cho snippets", "dac con cho snippets", "dac co che 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: (((("dac co cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dac co cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dac co cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dac co cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.