Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"minh vat hoe snippets" » "minh vat code snippets", "sinh vat hoe snippets", "minh va hoe snippets", "dinh vat hoe snippets", "minh vat hoc snippets", "minh van hoe snippets", "minh vat khoa 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 vat hoe 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 vat hoe snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( minh vat hoe snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("minh vat hoe snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.