Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chua noi cua snippets" » "chua voi cua snippets", "chua nuoc cua snippets", "khuan noi cua snippets", "chua hoi cua snippets", "chua doi cua snippets", "chua moi 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: (((("chua noi 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: (((("chua noi cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chua noi cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chua noi cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.