Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"using java java snippets" » "using data java snippets"
"phan ngu va snippets" » "han ngu va snippets", "phap ngu va snippets", "nhan ngu va snippets", "phan ngu van snippets", "phan ngu ca snippets", "phan nguoi va snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("phan ngu va snippets") or ("using java java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phan ngu va snippets") OR ("using java java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( phan ngu va snippets ) or ( using java java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phan ngu va snippets") or ("using java java snippets"))) or ("locating bug core snippets"))*.