Perhaps you should try some spelling variations:
"using rbf code snippets" » "using ibm code snippets", "using raw code snippets", "using lbm code snippets", "using rbf code slippers"
"luong cac trinh snippets" » "luong cuoc trinh snippets", "luong va trinh snippets", "luong tai trinh snippets", "luong cac tinh snippets", "luong lap trinh snippets", "luong cac thanh snippets", "luong cac trinh slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code 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 rbf code snippets") or ("luong cac trinh snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using rbf code snippets") OR ("luong cac trinh snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( using rbf code snippets ) or ( luong cac trinh snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using rbf code snippets") or ("luong cac trinh snippets"))) or ("locating bug code snippets"))*.