Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phu nui da snippets" » "phu nu da snippets", "phu nhi da snippets", "phu nuoi da snippets", "phu noi da snippets", "phu 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: (((("phu 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: (((("phu nui da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phu nui da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phu nui da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.