Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phap lua cay snippets" » "phap luat cay snippets", "phap luan cay snippets", "phap luu cay snippets", "phap cua cay snippets", "phap lua cau snippets", "phap qua cay 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: (((("phap lua 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: (((("phap lua cay snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phap lua cay snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phap lua cay snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.