Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mau hang cho snippets" » "mat hang cho snippets", "mau han cho snippets", "cau hoang cho snippets", "mau sang cho snippets", "mau tang cho 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 hang cho 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 hang cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mau hang cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mau hang cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.