Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"kim so cuu snippets" » "kim sao cuu snippets", "kim son cuu snippets", "kim ho cuu snippets", "kim so huu snippets", "kim so cau 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: (((("kim so cuu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("kim so cuu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( kim so cuu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("kim so cuu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.