Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"han ap model snippets" » "han a model snippets", "han cad model snippets", "han 1 model snippets", "han tap model snippets", "khan ap model snippets", "dan ap model 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: (((("han ap model snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("han ap model snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( han ap model snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("han ap model snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.