Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luoc cac dk snippets" » "duoc cac dk snippets", "luoc can dk snippets", "quoc cac dk snippets", "luoc cac du snippets", "luoc cac di 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 cac dk 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 cac dk snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luoc cac dk snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luoc cac dk snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.