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