Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mat lai cach snippets" » "mat loi cach snippets", "mat cai cach snippets", "mat lai sach snippets", "dat lai cach snippets", "mat la cach snippets", "mat lam 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: (((("mat lai 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: (((("mat lai cach snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mat lai cach snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mat lai cach snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.