Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"cung lap trinh slippers" » "cung cap trinh slippers", "cung la trinh slippers", "cong lap trinh slippers", "cung lap trinh slippery", "cung lap 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: (((("cung lap 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: (((("cung lap trinh slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cung lap trinh slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cung lap trinh slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.