Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"hanh vi cong snippets" » "hanh voi cong snippets", "hanh va cong snippets", "hanh vu cong snippets", "thanh vi cong snippets", "anh vi cong snippets", "hinh vi cong snippets"
"locating bug code snippets" » "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 vi cong 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 vi cong snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hanh vi cong snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hanh vi cong snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.