Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cho dan canh snippets" » "cho dan code snippets", "cho van canh snippets", "cho dan cach snippets", "cho dan hanh snippets", "choi dan canh snippets", "cho dao canh snippets", "co dan 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: (((("cho 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: (((("cho dan canh snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( cho dan canh snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cho dan canh snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.