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