Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mau manh cua snippets" » "mai manh cua snippets", "mau xanh cua snippets", "van manh cua snippets", "mau doanh cua snippets", "mau ban cua 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 manh cua 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 manh cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mau manh cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mau manh cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.