Perhaps you should try some spelling variations:
"cuoc hanh trinh snippets" » "cuoc canh tranh snippets", "cuoc hanh chinh snippets", "cuoc thanh trinh snippets", "quoc hanh trinh snippets", "chuoc thanh trinh snippets", "cuoc hanh trinh 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: (((("python using a snippets") or ("cuoc hanh trinh snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using a snippets") OR ("cuoc hanh trinh snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using a snippets ) or ( cuoc hanh trinh snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using a snippets") or ("cuoc hanh trinh snippets"))) or ("locating bug code snippets"))*.