Perhaps you should try some spelling variations:
"creating va dau snippets" » "creating a dau snippets", "creating _ dau snippets", "creating va dao snippets", "creating va dau slippers"
"reading a code snippets" » "reading _ code snippets", "reading 1 code snippets", "reading 2 code snippets", "reading a code slippers", "reading a core snippets"
"locating bug code snippets" » "locating bug code slippers", "locating bug core snippets", "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: (((("creating va dau snippets") or ("reading a code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("creating va dau snippets") OR ("reading a code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( creating va dau snippets ) or ( reading a code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("creating va dau snippets") or ("reading a code snippets"))) or ("locating bug code snippets"))*.