Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khuc ca cach snippets" » "phuc ca cach snippets", "thuc cua cach snippets", "khuc hat cach snippets", "khuc cai cach snippets", "khuc cac cach snippets", "khuc ca 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: (((("khuc ca 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: (((("khuc ca cach snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khuc ca cach snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khuc ca cach snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.