Perhaps you should try some spelling variations:
"trong can thuc slippers" » "trong canh thuc slippers", "trong chan thuc slippers", "trong cac thuc slippers", "trong dan thuc slippers", "trong van thuc slippers", "trong cay thuc slippers", "trong can thuc slippery", "trong can thuc 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 can thuc 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 can thuc slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trong can thuc slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trong can thuc slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.