Perhaps you should try some spelling variations:
"trong cot them slippers" » "tong cot them slippers", "trong co them slippers", "trong mot them slippers", "trong cot thep slippers", "trong cong them slippers", "trong cot them slippery", "trong cot them 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 cot them 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 cot them slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trong cot them slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trong cot them slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.