Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"van diem con snippets" » "van diem code snippets", "van kiem con snippets", "van hieu con snippets", "van de con snippets", "van diem can snippets", "van diet con snippets", "van dieu con snippets"
"python using java snippets" » "python using data snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("van diem con snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("van diem con snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( van diem con snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("van diem con snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.