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