Perhaps you should try some spelling variations:
"trong duoc bat slippers" » "trong cuoc bat slippers", "trong nuoc bat slippers", "trong doi bat slippers", "trong duoc ban slippers", "trong duoc dat slippers", "trong duoc chat slippers", "trong duoc bat slippery", "trong duoc bat 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"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("trong duoc bat 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 duoc bat slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trong duoc bat slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trong duoc bat slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.