Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets"
"hoat dung code snippets" » "hoat dong code snippets", "hoang dung code snippets", "hoai duong code snippets", "hoat dung cong snippets", "hoat dung co snippets", "hoat dung de snippets"
"locating bug code slippers" » "locating bung code slippers", "locating bugs code slippers"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("using java java snippets") OR ("hoat dung code snippets"))) OR ("locating bug code slippers"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"using java java snippets\") OR (\"hoat dung code snippets\"))) OR (\"locating bug code slippers\"))".
• Removing quotes may allow a broader search: (((( using java java snippets ) OR ( hoat dung code snippets ))) OR ( locating bug code slippers )).
• Adding a wildcard symbol may retrieve word variants: (((("using java java snippets") OR ("hoat dung code snippets"))) OR ("locating bug code slippers"))*.