Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bat tu long snippets" » "bat tu luong snippets", "bat tu dong snippets", "bat tu cong snippets", "vat tu long snippets", "bat hu long snippets", "bat cu long 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: (((("bat tu long snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bat tu long snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bat tu long snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bat tu long snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.