Perhaps you should try some spelling variations:
"dua lang trong snippets" » "dua dung trong snippets", "dua cong trong snippets", "dua dong trong snippets", "cua lang trong snippets", "quan lang trong snippets", "dual land trong snippets", "dua lang trong 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 ("dua lang trong snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using ibm code snippets") OR ("dua lang trong snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( using ibm code snippets ) or ( dua lang trong snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using ibm code snippets") or ("dua lang trong snippets"))) or ("locating bug code snippets"))*.