Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tre dang ve snippets" » "tre dan ve snippets", "tre lang ve snippets", "tran dang ve snippets", "tre dang va snippets", "tre dang de 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: (((("tre dang 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: (((("tre dang ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tre dang ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tre dang ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.