Perhaps you should try some spelling variations:
"trong canh tran slippers" » "trong anh tran slippers", "trong cach tran slippers", "trong can tran slippers", "trong canh tranh slippers", "trong hanh trang slippers", "trong banh trang slippers", "trong canh tran slippery", "trong canh tran 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 canh tran 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 canh tran slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trong canh tran slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trong canh tran slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.