Perhaps you should try some spelling variations:
"dong trinh code snippets" » "dong trinh cong snippets", "dong trinh co snippets", "dong trinh cad snippets", "cong trinh code snippets", "dong tinh code snippets", "dong tranh code snippets"
"hanh java java snippets" » "hanh va java snippets"
"locating bug code slippers" » "locating bung code slippers", "locating bugs code slippers"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("hanh java java snippets") or ("dong trinh code snippets"))) or ("locating bug code slippers"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hanh java java snippets") OR ("dong trinh code snippets"))) OR ("locating bug code slippers")).
• Removing quotes may allow a broader search: (((( hanh java java snippets ) or ( dong trinh code snippets ))) or ( locating bug code slippers )).
• Adding a wildcard symbol may retrieve word variants: (((("hanh java java snippets") or ("dong trinh code snippets"))) or ("locating bug code slippers"))*.