Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"viet trong cho snippets" » "viet trong code snippets", "viet trung cho snippets", "viet thong cho snippets", "viet huong cho snippets", "viet trong tho snippets", "viet trong co snippets", "viet rong cho 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: (((("viet trong cho snippets") or ("using java java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("viet trong cho snippets") OR ("using java java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( viet trong cho snippets ) or ( using java java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("viet trong cho snippets") or ("using java java snippets"))) or ("locating bug core snippets"))*.