Perhaps you should try some spelling variations:
"cap dang toan snippets" » "cap dang tran snippets", "cap dan toan snippets", "cap dung toan snippets", "cao dang toan snippets", "cac dang toan snippets", "cap bang toan 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: (((("cap dang toan snippets") or ("python using sat snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cap dang toan snippets") OR ("python using sat snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cap dang toan snippets ) or ( python using sat snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cap dang toan snippets") or ("python using sat snippets"))) or ("locating bug code snippets"))*.