Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tre dan ong snippets" » "tre dang ong snippets", "te dan ong snippets", "tre can ong snippets", "tre dan dong snippets", "tre dang cong snippets", "tre dan trong 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: (((("tre dan ong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tre dan ong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tre dan ong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tre dan ong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.