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