Perhaps you should try some spelling variations:
"vi using code snippets" » "vi using cfd snippets", "vi using one snippets", "vi sinh code snippets", "_ using code snippets", "vi ung code snippets"
"locating bug core snippets" » "locating bug code snippets"
"using a java slippers" » "using _ java slippers", "using a java slippery", "using a java grippers"

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

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