Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mem diem cau snippets" » "mem diet cau snippets", "mem kiem cau snippets", "den diem cau snippets", "mem dieu can 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: (((("mem diem cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("mem diem cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mem diem cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mem diem cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.