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