Perhaps you should try some spelling variations:
"reading danh tu snippets" » "reading a tu snippets", "reading anh tu snippets", "reading hanh tu snippets", "reading doanh thu snippets"
"creating a cac snippets" » "creating _ cac snippets", "reading a cac snippets", "creating va cac snippets", "creating ca cac snippets", "creating ma cac 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: (((("reading danh tu snippets") or ("creating a cac snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("reading danh tu snippets") OR ("creating a cac snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( reading danh tu snippets ) or ( creating a cac snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("reading danh tu snippets") or ("creating a cac snippets"))) or ("locating bug code snippets"))*.