Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phung van co snippets" » "phung van code snippets", "phung van cho snippets", "phung ban co snippets", "phung san co snippets", "phuong van co snippets", "nhung van co snippets", "chung van co 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: (((("phung van co snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phung van co snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( phung van co snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phung van co snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.