Perhaps you should try some spelling variations:
"doi cong chat snippets" » "doi cong code snippets", "doi cong nhat snippets", "doi cong cua snippets", "doi cong ha snippets", "doi song chat snippets", "noi cong chat snippets", "moi cong chat snippets"
"locating bug core snippets" » "locating bug code snippets"
"python using sat snippets" » "python using data snippets", "python using a snippets", "python using raw 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: (((("python using sat snippets") or ("doi cong chat snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using sat snippets") OR ("doi cong chat snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using sat snippets ) or ( doi cong chat snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using sat snippets") or ("doi cong chat snippets"))) or ("locating bug core snippets"))*.