Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"soan do cua snippets" » "doan do cua snippets", "toan do cua snippets", "hoan doi cua snippets", "soan doi cua snippets", "soan co cua snippets", "soan de 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: (((("soan do 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: (((("soan do cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( soan do cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("soan do cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.