Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"doi tinh da snippets" » "doi tinh code snippets", "doi trinh da snippets", "hoi tinh da snippets", "don tinh da snippets", "doi tinh va snippets", "doi tinh gia snippets", "doi tinh lao 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: (((("python using java snippets") or ("doi tinh da snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("doi tinh da snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( doi tinh da snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("doi tinh da snippets"))) or ("locating bug core snippets"))*.