Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mau xanh ca snippets" » "rau xanh ca snippets", "mang xanh ca snippets", "cau danh ca snippets", "mau xanh cay snippets", "mau xanh a snippets", "mau danh ca 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: (((("mau xanh ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("mau xanh ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mau xanh ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mau xanh ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.