Perhaps you should try some spelling variations:
"dac xuan kinh snippets" » "dac xuan dinh snippets", "dac qua kinh snippets", "dac than kinh snippets", "dao xuan kinh snippets", "bach xuan kinh snippets", "dang xuan kinh snippets", "dac 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: (((("dac 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: (((("dac xuan kinh snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dac xuan kinh snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dac xuan kinh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.