Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bat cu cach snippets" » "bat cuu cach snippets", "bat tu cach snippets", "bat ca cach snippets", "bat cua cach snippets", "bat hu cach 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 cu cach 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 cu cach snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bat cu cach snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bat cu cach snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.