Perhaps you should try some spelling variations:
"locating bug code slippers" » "locating bug code snippets", "locating bung code slippers", "locating bugs code slippers"
"using java java snippets" » "using data java snippets"
"data phan van snippets" » "dam phan van snippets", "sat phan van snippets", "vat phan van snippets", "data pham van snippets", "data thanh van snippets", "data luan van snippets"

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("data phan van snippets") OR ("using java java snippets"))) OR ("locating bug code slippers"))~.
• Removing quotes may allow a broader search: (((( data phan van snippets ) or ( using java java snippets ))) or ( locating bug code slippers ))~.
• Adding a wildcard symbol may retrieve word variants: (((("data phan van snippets") or ("using java java snippets"))) or ("locating bug code slippers"))*.