Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tao len cong snippets" » "tao den cong snippets", "tao le cong snippets", "tao len con snippets", "tao lien cong snippets", "tao nen cong snippets", "tao led 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: (((("tao len 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: (((("tao len cong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tao len cong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tao len cong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.