Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hanh che cac snippets" » "han che cac snippets", "hanh he cac snippets", "hanh nghe cac snippets", "hanh cho cac snippets", "hanh che tac 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: (((("python using java snippets") or ("hanh che cac snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("hanh che cac snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( hanh che cac snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("hanh che cac snippets"))) or ("locating bug code snippets"))*.