Perhaps you should try some spelling variations:
"tran tho trinh slippers" » "tran tho tinh slippers", "tran tao trinh slippers", "tran thi trinh slippers", "trang tho trinh slippers", "tran thu trinh slippers", "tran tho trinh slippery", "tran tho trinh 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: (((("tran tho trinh slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tran tho trinh slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tran tho trinh slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tran tho trinh slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.