Perhaps you should try some spelling variations:
"trinh chat hieu snippets" » "tinh chat hieu snippets", "trinh luat hieu snippets", "trinh han hieu snippets", "trinh nhat hieu snippets", "trinh chat thien snippets", "trinh nhat chieu snippets", "trinh chat hieu slippers"
"using ibm code snippets" » "using rbf code snippets", "using lbm code snippets", "using ibm code 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 ibm code snippets") or ("trinh chat hieu snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using ibm code snippets") OR ("trinh chat hieu snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( using ibm code snippets ) or ( trinh chat hieu snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using ibm code snippets") or ("trinh chat hieu snippets"))) or ("locating bug code snippets"))*.