Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"doi luong cac snippets" » "doi luong code snippets", "do luong cac snippets", "doi tuong cac snippets", "dai luong cac snippets", "doi luong cuoc snippets", "doi luong va snippets", "doi luong tai 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 ("doi luong cac snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java java snippets") OR ("doi luong cac snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( using java java snippets ) or ( doi luong cac snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using java java snippets") or ("doi luong cac snippets"))) or ("locating bug core snippets"))*.