Perhaps you should try some spelling variations:
"ky nhung cong snippets" » "ky dung cong snippets", "ky thong cong snippets", "ky hang cong snippets", "my nhung cong snippets", "ty nhung cong snippets", "kim nhung cong snippets"
"python using sat snippets" » "python using data snippets", "python using a snippets", "python using raw 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: (((("ky nhung cong snippets") or ("python using sat snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ky nhung cong snippets") OR ("python using sat snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ky nhung cong snippets ) or ( python using sat snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ky nhung cong snippets") or ("python using sat snippets"))) or ("locating bug code snippets"))*.