Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"bot cong doi snippets" » "bot cong code snippets", "bo cong doi snippets", "mot cong doi snippets", "bat cong doi snippets", "bot vong doi snippets", "bot cong dot snippets", "bot cong goi 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: (((("bot cong doi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bot cong doi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( bot cong doi snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bot cong doi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.