Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"kim len con snippets" » "kim lien con snippets", "kim nen con snippets", "kim luyen con snippets", "kim len cong snippets", "kim lon con snippets", "kim le con 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 len con 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 len con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( kim len con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("kim len con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.