Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luat su cach snippets" » "luat sua cach snippets", "luat so cach snippets", "luat du cach snippets", "luat su sach snippets", "luat tu cach snippets", "luat su cac 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: (((("luat su 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: (((("luat su cach snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luat su cach snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luat su cach snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.