Perhaps you should try some spelling variations:
"danh phap tinh snippets" » "dinh phap tinh snippets", "ban phap tinh snippets", "danh nhan tinh snippets", "danh phap sinh snippets", "danh phap tieng snippets", "danh phap tang snippets", "danh phap tinh 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: (((("danh phap tinh snippets") or ("python using a snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("danh phap tinh snippets") OR ("python using a snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( danh phap tinh snippets ) or ( python using a snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("danh phap tinh snippets") or ("python using a snippets"))) or ("locating bug code snippets"))*.