Perhaps you should try some spelling variations:
"phap nguoi 3 snippets" » "phau nguoi 3 snippets", "phap nuoi 3 snippets", "phai nguoi 3 snippets", "phap nguoi e snippets", "phap nguoi o snippets", "phap nguoi ma snippets", "phap nguoi 3 slippers"
"python using java snippets" » "python using data snippets", "python using java slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("phap nguoi 3 snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phap nguoi 3 snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phap nguoi 3 snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phap nguoi 3 snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.