Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cuoi cua so snippets" » "hoi cua so snippets", "doi cua so snippets", "co cua so snippets", "cuoi cua sro snippets", "cuoi cua bo snippets", "cuoi cua su 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: (((("cuoi cua so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cuoi cua so snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuoi cua so snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuoi cua so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.