Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phan hang hoa snippets" » "phan hang code snippets", "phan dang hoa snippets", "pham hang hoa snippets", "phan hong hoa snippets", "phan hang khoa snippets", "phan thanh hoa snippets", "phan hang va snippets"
"using java java snippets" » "using data java snippets"

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

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