Perhaps you should try some spelling variations:
"dang sinh lao snippets" » "dang dinh lao snippets", "khang sinh lao snippets", "dang hanh lao snippets", "dang tinh lao snippets", "dang sinh lam snippets", "dang sinh ly snippets", "dang sinh lao 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: (((("dang sinh lao snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang sinh lao snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dang sinh lao snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang sinh lao snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.