Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"using sach che snippets" » "using sach code snippets", "sang sach che snippets", "sinh sach che snippets", "song sach che snippets", "using sach thue snippets", "using sach nha snippets", "using sach cap snippets"
"dung java java snippets" » "dung va 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 sach che snippets") or ("dung java java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using sach che snippets") OR ("dung java java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( using sach che snippets ) or ( dung java java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using sach che snippets") or ("dung java java snippets"))) or ("locating bug core snippets"))*.