Perhaps you should try some spelling variations:
"locating bugs code slippers" » "locating bug code slippers", "locating bugs code snippets"
"vi dung cong snippets" » "vi dung code snippets", "vi dung trong snippets", "va dung cong snippets", "vi ung cong snippets", "vi dong cong snippets"
"using java java snippets" » "using data java snippets"

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"using java java snippets\") OR (\"vi dung cong snippets\"))) OR (\"locating bugs code slippers\"))~".
• Removing quotes may allow a broader search: (((( using java java snippets ) OR ( vi dung cong snippets ))) OR ( locating bugs code slippers ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java java snippets") OR ("vi dung cong snippets"))) OR ("locating bugs code slippers"))*.