Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"using java java snippets" » "using data java snippets"
"doi duong ha snippets" » "doi tuong ha snippets", "boi duong ha snippets", "dai duong ha snippets", "doi duong hoa snippets", "doi duong hai snippets", "doi duong ham snippets"

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java java snippets") OR ("doi duong ha snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java java snippets ) or ( doi duong ha snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java java snippets") or ("doi duong ha snippets"))) or ("locating bug core snippets"))*.