Perhaps you should try some spelling variations:
"using masked code snippets" » "using waste code snippets", "using based code snippets", "using market codes snippets", "using masked code slippers"
"dung va code snippets" » "dung va code slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("using masked code snippets") or ("dung va code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using masked code snippets") OR ("dung va code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( using masked code snippets ) or ( dung va code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using masked code snippets") or ("dung va code snippets"))) or ("locating bug code snippets"))*.