Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tran tu che snippets" » "tran tu code snippets", "tran tuan che snippets", "tran thuy che snippets", "tran thi che snippets", "tran tu chu snippets", "tran tu chi snippets", "tran ty che snippets"
"python using java snippets" » "python using data 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: (((("tran tu che snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tran tu che snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( tran tu che snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tran tu che snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.