Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luoc so cay snippets" » "luoc su cay snippets", "nuoc so cay snippets", "quoc so cay snippets", "luoc so cap snippets", "luoc si cay snippets", "luoc so 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: (((("luoc so cay 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 so cay snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luoc so cay snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luoc so cay snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.