Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"don thuoc so snippets" » "don thuoc code snippets", "dong thuoc so snippets", "dung thuoc so snippets", "dang thuoc so snippets", "don thuoc bo snippets", "don thuoc ho snippets", "don thuoc co 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 thuoc 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 thuoc so snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( don thuoc so snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("don thuoc so snippets"))) or ("locating bug core snippets"))*.