Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luoc cong ve snippets" » "nuoc cong ve snippets", "luc cong ve snippets", "quoc cong ve snippets", "luoc cuong ve snippets", "luoc cong va snippets", "luoc long ve 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 ve 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 ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luoc cong ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luoc cong ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.