Perhaps you should try some spelling variations:
"dong tranh hanh slippers" » "dong thanh hanh slippers", "dong trinh hanh slippers", "trong tranh hanh slippers", "dong tranh hang slippers", "dong tran hanh slippers", "dong tranh hanh slippery", "dong tranh hanh grippers"
"dung java java snippets" » "dung va java snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

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

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