Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"che cho tre snippets" » "che ho tre snippets", "chat cho tre snippets", "che khoa tre snippets", "che cho thue snippets", "che khoe tre 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: (((("che cho tre snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("che cho tre snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( che cho tre snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("che cho tre snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.