Perhaps you should try some spelling variations:
"hai dung cong snippets" » "hai dung code snippets", "hai dung trong snippets", "hai duong cong snippets", "mai dung cong snippets", "hai dang cong snippets"
"locating bugs code slippers" » "locating bug code slippers", "locating bugs code snippets"
"using data java snippets" » "using java java snippets", "using sat java snippets", "missing data java snippets"

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

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