Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phong nam do snippets" » "phong nam code snippets", "thong nam do snippets", "dong nam do snippets", "trong nam do snippets", "phong nam dao snippets", "phong nam doi snippets", "phong nam bo snippets"
"python using java snippets" » "python using data snippets"

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 ("phong nam do snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("phong nam do snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( phong nam do snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("phong nam do snippets"))) or ("locating bug core snippets"))*.