Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tinh chat so snippets" » "tinh nhat so snippets", "tinh chat co snippets", "tinh chat bo snippets", "trinh chat so snippets", "dinh chat so snippets", "minh chat so 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: (((("tinh chat 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: (((("tinh chat so snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tinh chat so snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tinh chat so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.