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