Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"phan thi si snippets" » "pham thi si snippets", "tran thi si snippets", "phan tu si snippets", "phan thi ai snippets", "phan thi vi snippets", "phan thi sinh snippets", "phan thi si slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phan thi si snippets") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( phan thi si snippets ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("phan thi si snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.