Perhaps you should try some spelling variations:
"dao xuan kinh snippets" » "dao xuan dinh snippets", "dao qua kinh snippets", "dao than kinh snippets", "do xuan kinh snippets", "ngo xuan kinh snippets", "dao van kinh snippets", "dao xuan kinh slippers"
"dung java java snippets" » "dung va java snippets", "dung java java slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("dao xuan kinh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dao xuan kinh snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dao xuan kinh snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dao xuan kinh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.