Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phan tan da snippets" » "phan tan code snippets", "phan van da snippets", "phan tap da snippets", "phan lan da snippets", "phan tan dac snippets", "phan tan dat snippets", "phan tang da 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: (((("phan tan da snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phan tan da snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( phan tan da snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phan tan da snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.