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