Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhan ba che snippets" » "nhanh ba che snippets", "nhan va che snippets", "phan ba che snippets", "nhan bao che snippets", "nhan ba chu 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: (((("nhan ba che snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhan ba che snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhan ba che snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhan ba che snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.