Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"van pham so snippets" » "van pham code snippets", "san pham so snippets", "van phan so snippets", "van phat so snippets", "van phap so snippets", "van ham so snippets", "van pham mo 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 ("van pham so snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("van pham so snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( van pham so snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("van pham so snippets"))) or ("locating bug core snippets"))*.