Perhaps you should try some spelling variations:
"trong ban data slippers" » "trong san data slippers", "trong tan data slippers", "trong quan data slippers", "trong ban dat slippers", "trong ban dan slippers", "trong big data slippers", "trong ban data slippery", "trong ban data grippers"
"dung java java snippets" » "dung va java snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

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

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