Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"noi phuc cua snippets" » "noi thuc cua snippets", "do phuc cua snippets", "hoi phu cua snippets", "noi hoc cua snippets", "noi phuc vu 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: (((("noi phuc cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("noi phuc cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( noi phuc cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("noi phuc cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.