Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tran noi ve snippets" » "toan noi ve snippets", "tran ngoc ve snippets", "trang roi ve snippets", "tran moi ve snippets", "tran noi va 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: (((("tran noi 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: (((("tran noi ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tran noi ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tran noi ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.