Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"lanh dao hoi snippets" » "lanh dao code snippets", "lanh dao thoi snippets", "lanh dai hoi snippets", "lanh dao ho snippets", "lan dao hoi snippets", "anh dao hoi snippets", "hanh dao hoi 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: (((("lanh dao hoi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lanh dao hoi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( lanh dao hoi snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lanh dao hoi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.