Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"than doc tre snippets" » "than soc tre snippets", "than duc tre snippets", "than duoc tren snippets", "thanh doc tre snippets", "phan doc tre snippets", "tran doc tre 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: (((("than doc tre snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("than doc tre snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( than doc tre snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("than doc tre snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.