Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"minh anh co snippets" » "minh danh co snippets", "hinh anh co snippets", "minh anh so snippets", "minh danh cho snippets", "minh nganh co snippets"
"locating bug code snippets" » "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: (((("minh anh co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("minh anh co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( minh anh co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("minh anh co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.