Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tang dang do snippets" » "tang dang code snippets", "tang dan do snippets", "dang dang do snippets", "tang bang do snippets", "tang nang doc snippets", "tang dung doi snippets", "tang dang duc 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: (((("tang dang do snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tang dang do snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( tang dang do snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tang dang do snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.