Perhaps you should try some spelling variations:
"tai cac ngoc snippets" » "tai cac nuoc snippets", "tai cao ngoc snippets", "tai van ngoc snippets", "tai cuc ngoc snippets", "tai cac ngoc slippers"
"python using a snippets" » "python using 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: (((("tai cac ngoc snippets") or ("python using a snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tai cac ngoc snippets") OR ("python using a snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tai cac ngoc snippets ) or ( python using a snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tai cac ngoc snippets") or ("python using a snippets"))) or ("locating bug code snippets"))*.