Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"dang tran anh slippers" » "dang thanh anh slippers", "quang tran anh slippers", "hoang tran anh slippers", "dang tran manh slippers", "dang tuan anh slippers", "dang tran thanh slippers", "dang tran anh slippery", "dang tran anh grippers"
"dung java java snippets" » "dung va java 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: (((("dang tran anh slippers") or ("dung java java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang tran anh slippers") OR ("dung java java snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( dang tran anh slippers ) or ( dung java java snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang tran anh slippers") or ("dung java java snippets"))) or ("locating bugs code snippets"))*.