Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"thu dan canh snippets" » "thu dan code snippets", "thu van canh snippets", "thu dan cach snippets", "thu dan hanh snippets", "thuc dan canh snippets", "thu dang canh snippets", "thu ban canh 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: (((("thu dan canh snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thu dan canh snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( thu dan canh snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thu dan canh snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.