Perhaps you should try some spelling variations:
"creating anh tu snippets" » "creating a tu snippets", "creating _ tu snippets", "creating anh tuan snippets"
"creating la du snippets" » "creating a du snippets", "creating _ du snippets", "creating lap du snippets", "creating la duy snippets", "creating ly du snippets"
"locating bug code snippets" » "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 anh tu snippets") or ("creating la du snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("creating anh tu snippets") OR ("creating la du snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( creating anh tu snippets ) or ( creating la du snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("creating anh tu snippets") or ("creating la du snippets"))) or ("locating bug code snippets"))*.