Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"vung dan mo snippets" » "vung dan code snippets", "vung dat mo snippets", "dung dan mo snippets", "tung dan mo snippets", "vung dan mon snippets", "vung dan so snippets", "vung fan mo 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: (((("vung dan 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: (((("vung dan mo snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( vung dan mo snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("vung dan mo snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.