Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hieu nui da snippets" » "thieu nhi da snippets", "khieu nai da snippets", "thieu rui da snippets", "hieu nuoi da snippets", "hieu noi da snippets", "hieu nuoi day 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: (((("hieu nui da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hieu nui da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hieu nui da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hieu nui da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.