Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"trong van can snippets" » "trong van code snippets", "trong cac can snippets", "trong van canh snippets", "trong van ban snippets", "trong ban can snippets"
"dung using java snippets" » "dung ung java snippets", "dung sinh java snippets", "dung uong java snippets", "dung using data snippets"

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

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