Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luat tap doi snippets" » "luat tam doi snippets", "xuat tap doi snippets", "luat hap doi snippets", "luat tap dai snippets", "luat lap doi snippets", "luat tap di 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: (((("luat tap doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luat tap doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luat tap doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luat tap doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.