Perhaps you should try some spelling variations:
"hanh sua trinh snippets" » "hanh qua trinh snippets", "hanh xuan trinh snippets", "hanh quy trinh snippets", "hinh su trinh snippets", "hanh va trinh snippets", "hanh tu trinh snippets", "hanh sua trinh 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: (((("hanh sua trinh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hanh sua trinh snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hanh sua trinh snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hanh sua trinh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.