Perhaps you should try some spelling variations:
"dong xuan dua snippets" » "hoang xuan dua snippets", "dinh xuan dua snippets", "dong cua dua snippets", "dong xuan duc snippets", "dong xuan du snippets", "dong xuan huy snippets", "dong xuan dua 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: (((("dong xuan dua snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dong xuan dua snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dong xuan dua snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong xuan dua snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.