Perhaps you should try some spelling variations:
"thi thinh ngoc snippets" » "thi thanh ngoc snippets", "thi trinh ngoc snippets", "thi thi ngoc snippets", "thai thinh ngoc snippets", "thi hinh ngoc snippets", "thi thinh 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: (((("thi thinh 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: (((("thi thinh ngoc snippets") OR ("python using a snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thi thinh ngoc snippets ) or ( python using a snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi thinh ngoc snippets") or ("python using a snippets"))) or ("locating bug code snippets"))*.