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