Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"minh tu doi snippets" » "minh tu code snippets", "minh thu doi snippets", "manh tu doi snippets", "tinh tu doi snippets", "minh tu do snippets", "minh te doi snippets", "minh tu di 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: (((("minh tu doi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("minh tu doi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( minh tu doi snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("minh tu doi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.