Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"anh xuan can snippets" » "anh xuan code snippets", "anh tuan can snippets", "anh quan can snippets", "thanh xuan can snippets", "anh xuan cang snippets", "anh xuan tan snippets", "anh xuan chanh 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: (((("anh xuan 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: (((("anh xuan can snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( anh xuan can snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("anh xuan can snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.