Perhaps you should try some spelling variations:
"creating xa vinh snippets" » "creating a vinh snippets", "creating xa sinh snippets", "creating xa tinh snippets", "creating van vinh snippets", "creating xa vinh 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 xa vinh snippets") or ("creating _ a snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("creating xa vinh snippets") OR ("creating _ a snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( creating xa vinh snippets ) or ( creating _ a snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("creating xa vinh snippets") or ("creating _ a snippets"))) or ("locating bug code snippets"))*.