Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tuc co chan snippets" » "tuc co chang snippets", "tuc co phan snippets", "tuc co can snippets", "thuc co chan snippets", "truc co chan 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: (((("tuc co chan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tuc co chan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tuc co chan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tuc co chan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.