Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"quoc doi can snippets" » "quoc doi code snippets", "cuoc doi can snippets", "quoc hoi can snippets", "luoc doi can snippets", "quoc doi canh snippets", "quoc doi ban snippets", "quoc voi can 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: (((("quoc doi can snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("quoc doi can snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( quoc doi can snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("quoc doi can snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.