Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dan cho mo snippets" » "dan cho code snippets", "danh cho mo snippets", "san cho mo snippets", "dac cho mo snippets", "dan cho moi snippets", "dan cho mot snippets", "dan cho ro 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: (((("dan cho mo snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dan cho mo snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dan cho mo snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dan cho mo snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.