Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"toc qua cong snippets" » "toc cua cong snippets", "toc qua song snippets", "toc va cong snippets", "goc qua cong snippets", "tac quan cong snippets", "hoc quan cong 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: (((("toc qua cong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("toc qua cong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( toc qua cong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("toc qua cong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.