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