Perhaps you should try some spelling variations:
"vi luong cong snippets" » "vi luong code snippets", "vi dung cong snippets", "vi trong cong snippets", "vi cong cong snippets", "dai luong cong snippets", "van luong cong snippets", "hai luong cong snippets"
"locating bug code slippers" » "locating bug code snippets", "locating bung code slippers", "locating bugs code slippers"
"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 ("vi luong cong snippets"))) OR ("locating bug code slippers"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"using data java snippets\") OR (\"vi luong cong snippets\"))) OR (\"locating bug code slippers\"))".
• Removing quotes may allow a broader search: (((( using data java snippets ) OR ( vi luong cong snippets ))) OR ( locating bug code slippers )).
• Adding a wildcard symbol may retrieve word variants: (((("using data java snippets") OR ("vi luong cong snippets"))) OR ("locating bug code slippers"))*.