Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tan tuan do snippets" » "tan tuan code snippets", "tran tuan do snippets", "than tuan do snippets", "van tuan do snippets", "tan toan do snippets", "tan truan doi snippets", "tan quan doi 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: (((("python using java snippets") or ("tan tuan do snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("tan tuan do snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( tan tuan do snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("tan tuan do snippets"))) or ("locating bug core snippets"))*.