Perhaps you should try some spelling variations:
"locating bugs code slippers" » "locating bug code slippers"
"tran dung code snippets" » "tran dang code snippets", "tran hung code snippets", "tran quang code snippets", "tran dung cong snippets", "tran dung co snippets", "tran dung de snippets"
"hang java java snippets" » "hang va java 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: (((("tran dung code snippets") or ("hang java java snippets"))) or ("locating bugs code slippers"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tran dung code snippets") OR ("hang java java snippets"))) OR ("locating bugs code slippers")).
• Removing quotes may allow a broader search: (((( tran dung code snippets ) or ( hang java java snippets ))) or ( locating bugs code slippers )).
• Adding a wildcard symbol may retrieve word variants: (((("tran dung code snippets") or ("hang java java snippets"))) or ("locating bugs code slippers"))*.