Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phan kiem mo snippets" » "phan kiem code snippets", "phan kien mo snippets", "phan mem mo snippets", "van kiem mo snippets", "phan kiem mon snippets", "phan kiem mot snippets", "phan niem moi 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 kiem mo 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 kiem mo snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( phan kiem mo snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phan kiem mo snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.