Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"pham ca trinh slippers" » "pham ca tinh slippers", "pham co trinh slippers", "pham va trinh slippers", "pham can trinh slippers", "pham ma trinh slippers", "pham ca trinh slippery", "pham ca trinh grippers"
"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: (((("pham ca 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: (((("pham ca trinh slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( pham ca trinh slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("pham ca trinh slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.