Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"bon phan doc snippets" » "bon phan code snippets", "mon phan doc snippets", "toan phan doc snippets", "cong phan doc snippets", "bon phan duoc snippets", "bon phan duc snippets", "bon than doc 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: (((("bon phan doc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bon phan doc snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( bon phan doc snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bon phan doc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.