Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"don thuan so snippets" » "don thuan code snippets", "dong thuan so snippets", "dinh thuan so snippets", "doan chuan so snippets", "don thuat so snippets", "don than so snippets", "don thuan loi 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 ("don thuan 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 ("don thuan so snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( don thuan so snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("don thuan so snippets"))) or ("locating bug core snippets"))*.