Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"trong tran huu snippets" » "trong trang huu snippets", "trong tranh huu snippets", "trong tan huu snippets", "trong tran duc snippets"
"dung java java slippery" » "dung va java slippery", "dung java java slippers"

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

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