Perhaps you should try some spelling variations:
"tranh hoang dat slippers" » "tran hoang dat slippers", "tranh hang dat slippers", "thanh hoang dat slippers", "tranh hoang da slippers", "tranh hoang dai slippers", "tranh hoang dang slippers", "tranh hoang dat slippery", "tranh hoang dat 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: (((("tranh hoang dat slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tranh hoang dat slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tranh hoang dat slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tranh hoang dat slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.