Perhaps you should try some spelling variations:
"trong hoa cong snippets" » "trong hoa code snippets", "trong hoat cong snippets", "trong hoan cong snippets", "trong khoa cong snippets", "trong cua cong snippets", "trong va cong snippets", "trong hoa co snippets"
"locating bug core snippets" » "locating bug code 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 hoa cong 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 hoa cong snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dung java java slippery ) or ( trong hoa cong snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java slippery") or ("trong hoa cong snippets"))) or ("locating bug core snippets"))*.